Papers in Refereed Journals:
131(with J. Chu, A. Salari and G. Caristi)Weak solutions and energy estimates for a class of singular pLaplacian type equations, J. Dynamic. Control Sys., to appear.
130(with M.R. HeidariTavani and G.A. Afrouzi)Multiplicity results for perturbed fourthorder Kirchhofftype problems, Opuscula Mathematica, to appear.
129(with G.A. Afrouzi, G. Caristi, J. Henderson and S. Moradi) A variational approach to difference equations, Journal of Difference Equations and Applications, to appear.
128(withM. Ferrara, G. Caristi and Y. Tian) Nontrivial solutions for impulsive SturmLiouville differentialequations with nonlinear derivative dependence, Differential and Integral Equations, to appear.
127(with G. Caristi and A. Salari)Perturbed Kirchhofftype pLaplacian discrete problems, Collectanea Mathematica, to appear.
126(with M. Bohner, A. Salari and G. Caristi)Existence of three solutions for impulsive multipoint boundary value problems, Opuscula Mathematica, to appear.
125(with J.R. Graef and L. Kong) Multiple periodic solutions for perturbed secondorder impulsive Hamiltonian systems, International Journal of Pure and Applied Mathematics 109, No. 1 (2016) 85104.
124(with M.R. HeidariTavani and G.A. Afrouzi)Multiple solutions for a class of perturbed damped vibration problems, J. Math. Computer Sci. 16 (2016) 351363.
123(with F.Gharehgazlouei)Multiplicity of an elliptic equation involving the pLaplacian with discontinuous nonlinearities, Complex Variables and Elliptic Equations, to appear.
122(with J.R. Graef and L. Kong) Existence of solutions to an impulsiveDirichlet boundary value problem, Fixed Point Theory, to appear.
121 (with J.R. Graef and L. Kong) Nontrivial solutions of a Dirichletboundary value problem with impulsive effects, Dynamic Systems and Applications, to appear.
120(with A. Salari)Nontrivial solutions for impulsive fractional differential systems through variational methods, Computers & Mathematics with Applications (CAMWA), to appear.
119(with G.A. Afrouzi and S. Moradi) Existence of weak solutions for threepoint boundaryvalue problems of Kirchhofftype, Electronic Journal of Differential Equations, Vol. 2016 (2016), No. 234, pp. 113.
118(with A. Salari and G. Caristi) Infinitely many solutions for impulsive nonlinear fractional boundary value problems, Advances in Difference Equations (2016) 2016:196.
117(with M. Ferrara, G.Caristi and A. Salari) Existence of three solutions for impulsive nonlinear fractional boundary value problems, Opuscula Mathematica, to appear.
116(with G.A. Afrouzi, M. Ferrara, G. Caristi and S. Moradi)Existence results for impulsive damped vibration systems, Bulletin of the Malaysian Mathematical Sciences Society, to appear.
115(with Y. Zhao, G. Caristi, G.A. Afrouzi and S. Moradi)Infinitely many solutions for perturbed impulsive fractional differential systems, Applicable Analysis, to appear.
114(with G.A.Afrouzi, S. Moradi, G. Caristi and B. Ge )Existence of one weak solution for p(x)biharmonic equations with Navier boundary conditions, Z. Angew. Math. Phys. (2016) 67:73.
113(with Y. Zhou, G. Caristi, G.A. Afrouzi and S. Moradi) Existence results for fractional differential systems through a local minimization principle, Computers & Mathematics with Applications (CAMWA), to appear.
112(with M. Ferrara, A. Salari and G. Caristi)Multiplicity results for p(x)biharmonic equations with Navier boundary conditions, Complex Variables and Elliptic Equations 61(2016) 14941516.
111(with G. Caristi and M. Ferrara) Perturbed Kirchhofftype Neumann problems in OrliczSobolev spaces, Computers & Mathematics with Applications (CAMWA) 71 (2016) 20082019.
110(with M. Ferrara, A. Salari and Giuseppe Caristi) Multiple solutions for a class of perturbed secondorder differential equations with impulses, Boundary Value Problems (2016) 2016:74.
109(with M. Ferrara, G.A. Afrouzi, G. Caristi and S. Moradi) Existence of solutions for Dirichlet quasilinear systems including a nonlinear function of the derivative, Electron. J. Diff. Equ., Vol. 2016 (2016), No. 56, pp. 112.
108(with G.A. Afrouzi, M. Ferrara and S. Moradi)Variational approaches to impulsive elastic beam equations of Kirchhofftype, Complex Variables and Elliptic Equations 61 (2016) 931968.
107(with M. Ferrara, A. Salari and M. Azimbagirad)A varational approach to perturbed elastic beam problems with nonlinear boundary conditions, Math. Reports 18(68), 4 (2016) 573589.
106(with A. Nazari and G.A. Afrouzi)Infinitely many solutions for perturbed fourthorder Kirchhofftype problems, Dynamic Systems and Applications 25 (2016) 237252.
105(with A. Salari) Existence of three solutions for impulsive perturbed elastic beam fourthorder equations of Kirchhofftype, Studia Sci. Math. Hungarica, to appear.
104(with J.R. Graef and L. Kong) Nontrivial periodic solutions to secondorder impulsive Hamiltonian systems, Electron. J. Diff. Equ., Vol. 2015 (2015), No. 204, pp. 117.
103(with G. D'Aguì and A. Sciammetta) Infinitely many solutions for a perturbed pLaplacian boundary value problem with impulsive effects, Journal of Nonlinear and Convex Analysis, to appear.
102( with J.R. Graef and L. Kong)Multiple solutions for systems of Sturm Liouville boundary value problems, Mediterr. J. Math. 13 (2016) 1625–1640.
101(with F. Gharehgazlouei and A. Solimaninia)Existence of infinitely many symmetric solutions to perturbed elliptic equations with discontinuous nonlinearities in R^N, Electronic Journal of Differential Equations, Vol. 2015 (2015), No. 123, pp. 117.
100(with G.A. Afrouzi and S. Moradi)Perturbed elastic beam problems with nonlinear boundary conditions, Annals of the Alexandru Ioan Cuza University Mathematics, to appear.
99(with G.A. Afrouzi and S. Shokooh)Infinitely many solutions for Steklov problems associated to nonhomogeneous differential operators through OrliczSobolev spaces, Complex Variables and Elliptic Equations 60 (2015) 15051521.
98(with G. D'Aguì and A. Sciammetta) Infinitely many solutions for a class of quasilinear twopoint boundary value systems, Electronic Journal of Qualitative Theory of Differential Equations (EJQTDE) 2015, No. 8, 1–15.
97(with J. Chu, F. Gharehgazlouei and A. Solimaninia)Three nontrivial solutions for Kirchhofftype variationalhemivariational inequalities, Results in Mathematics 68 (2015) 7191.
96(with M. Imbesi)Multiple solutions for partial discrete Dirichlet problems depending on a real parameter, Journal of Difference Equations and Applications 21(2) (2015) 96–110.
95(with B. Ge)Critical points approaches to elliptic problems driven by a p(x) Laplacian, Ukrainian Mathematical Journal, 2014, m. 66, No 12.
94(with M. Khaleghi Moghadam) Existence of a nontrivial solution for nonlinear difference equations, Differential Equations & Applications  DEA 6(4) (2014) 517–525.
93(with M. Ferrara and A. Salari) Infinitely many periodic solutions for a class of perturbed secondorder differential equations with impulses, Acta Applicandae Mathematicae 139 (2015) 8194.
92(with M. Ferrara and S. Khademloo) Nontrivial solutions for onedimensional fourthorder Kirchhofftype equations, Mediterranean Journal of Mathematics 13 (2016) 217–236.
91(with M. Ferrara and P.F. Pizzimenti)Multiple solutions for Dirichlet impulsive equations, Advances in Nonlinear Analysis 3, S1 (2014) s89s98.
90(with G.A. Afrouzi and A. Hadjian)Multiplicity results for elliptic problems with variable exponent and nonhomogeneous Neumann conditions, Mathematical Methods in the Applied Sciences 38(12) (2015) 25892599.
89(with G.A. Afrouzi and A. Hadjian)Steklov problems involving the p(x)Laplacian, Electronic Journal of Differential Equations, Vol. 2014 (2014), No. 134, pp. 111.
88Infinitely many solutions for nonlinear perturbed fractional boundary value problems, Annals of the University of Craiova  Mathematics and Computer Science Series 41(1) (2014) 88103.
87(with J.R. Graef and L. Kong )Nontrivial solutions for systems of SturmLiouville boundary value problems, Differential Equations & Applications  DEA, 6(2) (2014) 255265.
86(with M. Ferrara)Multiple solutions for perturbed pLaplacian boundary value problem with impulsive effects, Electronic Journal of Differential Equations, Vol. 2014 (2014), No. 106, pp. 114.
85(with S. Khademloo and A. Solimaninia)Multiple solutions for a perturbed fourthorder Kirchhoff type elliptic problem, Portugaliae Mathematica 71, Fasc 1 (2014) 3961.
84(with J.R. Graef and L. Kong)Infinitely many solutions for systems of SturmLiouville boundary value problems, Results in Mathematics 66 (2014) 327341.
83(with M. Ferrara and S. Khademloo)Multiplicity results for perturbed fourthorder Kirchhoff type elliptic problems, Applied Mathematics and Computation 234 (2014) 316–325.
82(with J. Henderson)Multiple solutions for a Dirichlet quasilinear system containing a parameter, Georgian Mathematical Journal 21(2) (2014)187–197.
81(with J. Henderson and M. Khaleghi Moghadam)Infinitely many solutions for perturbed difference equations, Journal of Difference Equations and Applications 20(7) (2014) 10551068.
80(with M. Khaleghi Moghadam)Existence of three solutions for perturbed nonlinear difference equations, Opuscula Mathematica 34, no. 4 (2014) 747–761.
79( with J.R. Graef and L. Kong)Existence of nontrivial solutions to systems of multipoint boundary value problems, Discrete and Continuous Dynamical Systems, Supplement 2013, pp. 273281.
78Multiple solutions for a quasilinear second order differential equation depending on a parameter, Acta Math. Sin. (Engl. Ser.) 32 (2016) 199208.
77(with M. Karami)Infinitely many solutions for a class of Dirichlet boundary value problems with impulsive effects, Bull. Math. Soc. Sci. Math. Roumanie, Tome 58(106) No. 2, 2015, 167179.
76Multiple solutions for a nonlinear perturbed fractional boundary value problem, Dynamic Systems and Applications 23 (2014) 317332.
75(with G.A. Afrouzi and A. Hadjian)Existence of three antiperiodic solutions for secondorder impulsive differential inclusions with two parameters, Discussiones Mathematicae Differential Inclusions, Control and Optimization 33 (2013) 115133.
74(with G.A. Afrouzi and A. Hadjian)Existence of multiple solutions for a mixed boundaryvalue problem, Electronic Journal of Differential Equations, Vol. 2013 (2013) No. 125, pp. 116.
73(with G.A. Afrouzi, A. Hadjian and J. Henderson)Existence of infinitely many antiperiodic solutions for secondorder impulsive differential inclusions, Electronic Journal of Differential Equations, Vol. 2013 (2013), No. 97, pp. 113.
72(with G. D'Agui and G. Molica Bisci)Multiple solutions for a perturbed mixed boundary value problem involving the onedimensional pLaplacian, Electronic Journal of Qualitative Theory of Differential Equations (EJQTDE) 2013, No. 24, 114.
71(with J. Henderson)Critical point approaches to quasilinear second order differential equations depending on a parameter, Topological Methods in Nonlinear Analysis 44, No. 1, (2014) 177197.
70(with G. Bonanno and D. O'Regan)Nontrivial solutions for SturmLiouville systems via a local minimum theorem for functionals, Bulletin of the Australian Mathematical Society, 89 (2014) 818.
69(with J. Henderson)Infinitely many solutions for a perturbed quasilinear twopoint boundary value problem, Annals of the Alexandru Ioan Cuza University Mathematics, to appear.
68( with J.R. Graef and L. Kong)Multiple solutions for systems of mmultipoint boundary value problems, Opuscula Mathematica 33, no. 2 (2013) 293–306.
66(with Lin Li)Quasilinear two point boundary value problems investigated via critical point Methods, International Journal of Nonlinear Science 14 (2012) No.4, 405409.
65(with G.A. Afrouzi and A. Hadjian)Nontrivial solutions for a twopoint boundary value problem, Annales Polonici Mathematici 108.1 (2013) 7584.
64(with G.A. Afrouzi and A. Hadjian)Infinitely many Solutions for a mixed doubly eigenvalue boundary value problem, Mediterranean Journal of Mathematics 10 (2013) 1317–1331.
63 (with S. M. Khalkhali and A. Razani)Infinitely many solutions a fourth order boundary value problem, Electronic Journal of Differential Equations, Vol. 2012 (2012), No. 164, pp. 1–14.
62 Infinitely many solutions for systems of n fourth order partial differential equations coupled with Navier boundary conditions, Arab J Math Sci 20(1) (2014) 77100.
61 Existence of nontrivial solutions for systems of n fourth order partial differential equations, Mathematica Slovaca 64 (2014), No. 5, 12491266.
60(with G.A. Afrouzi and A. Hadjian)Multiplicity results for a class of twopoint boundary value systems investigated via variational methods, Bull. Math. Soc. Sci. Math. Roumanie Tome 55(103) No. 4, 2012, 343352.
59On a class of systems of n Neumann twopoint boundary value SturmLiouville type equations, Bulletin of the Iranian Mathematical Society (BIMS), Vol. 39 No. 5 (2013) 821840.
58 (with S. Khademloo)Existence of positive solutions for semilinear elliptic systems via variational methods, Nonlinear Analysis: Modelling and Control 2012, Vol. 17, No. 2, 194–209.
57Existence results on a twopoint boundary value fourthorder SturmLiouville type problem, Electronic Journal of Differential Equations, Vol. 2012 (2012), No. 84, pp. 1–15.
56(with J. Henderson)Infinitely many solutions for a class of nonlocal elliptic systems of (p1,...,pn)Kirchhoff type, Electronic Journal of Differential Equations, Vol. 2012 (2012), No. 69, pp. 1–15.
55(with L. Li)Multiplicity solutions for a doubly eigenvalue fourthorder equation, Journal of the Indian Math. Soc., Vol. 80, Nos. 12, (2013), 99110.
54 (with J. Henderson)Multiple solutions for a nonlocal perturbed elliptic problem of pKirchhoff type, Communications on Applied Nonlinear Analysis19(3) (2012) 2539.
53Multiple solutions for a class of multipoint boundary value systems driven by a onedimensional (p1, . . . , pn)Laplacian operator, Abstract and Applied Analysis 2012(2012) , Article ID 389530, 15 pages,doi:10.1155/2012/389530.
52Infinitely many solutions for systems of n twopoint boundary value Kirchhofftype problems, Annales Polonici Mathematici 107.2 (2013) 133152.
51Three solutions for a class of (p1,...,pn)biharmonic systems via variational methods, Thai J. Math . 10 (2012) Number 3, 497–515.
50( with J.R. Graef and L. Kong)A variational approach to a Kirchhofftype problem involving a parameter, Results in Mathematics 63 (2013) 877889.
49( with J.R. Graef and L. Kong)Infinitely many solutions for systems of multipoint boundary value problems using variational methods, Topological Methods in Nonlinear Analysis 42(1) (2013) 105–118.
48(with G.A. Afrouzi, A. Hadjian and S. Shakeri)On a Class of Neumann Boundary Value Equations Driven by a (p1,…, pn)Laplacian Operator, J. Part. Diff. Eq., 25, No. 1 (2012) 2131.
47Nontrivial solutions for a class of twopoint boundary value fourthorder SturmLiouville type equations, Electronic Journal of Differential Equations, Vol. 2012 (2012), No. 27, 1–9.
46Nontrivial solutions for a class of (p1,...,pn)biharmonic systems with Navier boundary conditions, Annales Polonici Mathematici 105.1 (2012) 6576.
45 (with Y. Tian and C.L. Tang)Existence of three solutions for a class of (p1,...,pn) biharmonic systems with Navier boundary conditions, Annales Polonici Mathematici 104 (2012) 261277.
44Three solutions for systems of n fourth order partial differential equations, Proceedings of the International Conference on Differential & Difference Equations and Applications, Springer, Proceedings in Mathematics & Statistics 47, DOI 10.1007/9781461473336 35.
43(with L. Li) Existence of three solutions for a doubly eigenvalue pbiharmonic equation, Annales Polonici Mathematici 104.1 (2012) 7180.
42(with G.A. Afrouzi)Existence of Three Solutions to a Neumann Problem for Elliptic Equations Driven by a pLaplacian Operator, Global Journal of Pure and Applied Mathematics 8, Number 1 (2012) 29–37.
41 (with G.A. Afrouzi)Some multiplicity results to the existence of three solutions for a twopoint boundary value problem with Neumann condition, Advances in Theoretical and Applied Mathematics 7, Number 1 (2012) 1–12.
40 (with G.A. Afrouzi)Three solutions for a quasilinear boundary value problem involving the onedimensional pLaplacian, International Journal of Nonlinear Science, Vol.11(2011) No.3, 295300.
39 (with G.A. Afrouzi)Three solutions for a class of Dirichlet quasilinear elliptic systems, Global Journal of Pure and Applied Mathematics 7, Number 4 (2011) 345–354.
38(with J.R. Graef and L. Kong)A critical points approach for the existence of multiple solutions of a Dirichlet quasilinear system, J. Math. Anal. Appl. 388 (2012) 1268–1278.
37 (with G.A. Afrouzi)Three solutions for a quasilinear Neumann boundary value problem, World Journal of Modelling and Simulation 7 (2011) No. 4,283289.
36(with G.A. Afrouzi)Existence of multiple solutions for a Neumann boundary value problem driven by a pLaplacian operator, Nonlinear Studies 18, No. 4, (2011) 559563.
35 (with G.A. Afrouzi and S. Shakeri)A remark on the linearized stability of positive solutions for the (p1,…, pn)Laplacian systems involving indefinite weight functions, Journal of Advanced Research Differential Equations 3, Issue. 4 (2011) 4044.
34(with G.A. Afrouzi and Donal O'Regan)Existence of three solutions for a Kirchhofftype boundary value problem, Electronic Journal of Differential Equations, Vol. 2011 (2011), No. 91, 1–11.
33(with G.A. Afrouzi)Multiplicity results for a Kirchhofftype doubly eigenvalue boundary value problem, The Journal of Mathematics and Computer Science(TJMCS) 3, No.1 (2011) 1120.
32(with J. Vahidi)Multiple solutions for a twopoint boundary value problem depending on two parameters, The Journal of Mathematics and Computer Science(TJMCS) 3, No.2 (2011) 117 – 125.
31(with G. Bonanno and D. O'Regan)Multiple solutions for a class of Dirichlet quasilinear elliptic systems driven by a (p,q)Laplacian operator, Dynamic Systems and Applications 20 (2011) 89100.
30(with J.R. Graef and L. Kong)A critical points approach to multiplicity results for multipoint boundary value problems, Applicable Analysis 90, No. 12 ( 2011) 1909–1925.
29(with G.A. Afrouzi)Some multiplicity results to the existence of three solutions for a Dirichlet boundary value problem involving the pLaplacian, Mathematical Modelling and Analysis 16 Number 3, ( 2011) 390–400.
28 (with Y. Tian)Three solutions for a class of gradient Kirchhofftype systems depending on two parameters, Dynamic Systems and Applications 20 (2011) 551562.
27(with G.A. Afrouzi and Donal O'Regan)Existence of three solutions for a doubly eigenvalue fourthorder boundary value problem, The Taiwanese Journal of Mathematics 15(1) (2011) 201210.
26(with G.A. Afrouzi)Multiplicity theorems for a class of Dirichlet quasilinear elliptic systems involving the (p_1,…, p_n)Laplacian, Nonlinear Analysis TMA 73 (2010) 25942602.
25(with G.A. Afrouzi and Donal O'Regan)Three solutions to a class of Neumann doubly eigenvalue elliptic systems driven by a (p_1,…, p_n)Laplacian, Bull. Korean Math. Soc. 47 (2010) No. 6, 12351250.
24(with G.A. Afrouzi)Multiplicity results for a twopoint boundary value double eigenvalue problem, Ricerche mat. 59 (2010) 39–47.
23(with Yu Tian)Multiplicity results for a class of gradient systems depending on two parameters, Nonlinear Analysis TMA 73 (2010) 547554.
22(with D. Motreanu)Multiplicity Results for a Two Points Boundary Value Problem, PanAmerican Mathematical Journal 19 Number 3 (2009) 69–78.
21(with G.A. Afrouzi)Existence of three solutions for a class of Dirichlet quasilinear elliptic systems involving the (p1,…, pn)Laplacian, Nonlinear Analysis TMA 70 (2009) 135143.
20(with G.A. Afrouzi)Three solutions to a Dirichlet problem for elliptic equations involving the PLaplacian in Ndimensional case, Dynamics of Continuous, Discrete & Impulsive Systems Series A: Mathematical Analysis 16 (2009) 327335.
19(with G.A. Afrouzi)Three solutions for a quasilinear boundary value problem, Nonlinear Analysis TMA 9 (2008) 33303336.
18(with G.A. Afrouzi)Existence of three solutions for a boundary value problem in onedimensional case, Int. J. Nonlinear Science 4/1 (2007) 7680.
17(with G.A. Afrouzi and S.H.Rasouli)On the minimax inequality for a special class of functionals, World Journal of Modelling and Simulation 3, No. 3 (2007) 220224.
16(with G.A. Afrouzi)On the minimax inequality and its application to existence of three solutions for elliptic equations with Dirichlet boundary condition, World Journal of Modelling and Simulation 3, No. 2 (2007) 8389.
15(with G.A. Afrouzi)Multiplicity theorems for a Dirichlet boundary value problem in Ndimensional case, World Journal of Modelling and Simulation 3, No. 2 (2007) 100105.
14(with G.A. Afrouzi)Three solutions for a Dirichlet boundary value problem involving the pLaplacian, Nonlinear Analysis TMA 66 (2007) 22812288.
13(with G.A. Afrouzi)On a Boundary Value Problem Involving pLaplacian, Advances in Theoretical and Applied Mathematics 1, No.1 (2006) 7177.
12(with G.A. Afrouzi)On the existence of three solutions for a Dirichlet boundary value problem in Ndimensional case, Int. J. Nonlinear Science 2/2 (2006) 111116.
11(with G.A. Afrouzi)Multiplicity results for the Dirichlet boundary value problem involving the pLaplacian in Ndimensional case, World Journal of Modelling and Simulation 2, No. 4 (2006) 222226.
10(with G.A. Afrouzi)Multiplicity results for the Dirichlet boundary value problem involving the pLaplacian, Advances in Theoretical and Applied Mathematics 1, No.1 (2006) 6369.
9(with G.A. Afrouzi)Multiplicity results for a boundary value problem with Dirichlet condition, Int. J. Contemp. Math. Sciences 1, No.14 (2006) 665 672.
8(with G.A. Afrouzi)Existence of Three Solutions for a Boundary Value Problem in Ndimensional Case, International Journal of Applied Engineering Research 1, No.1 (2006) 111117.
7(with G.A. Afrouzi)Minimax inequality for a special class of functional and its application for elliptic equation involving the pLaplacian with Dirichlet boundary condition, International Journal of Applied Engineering Research 1/1 (2006) 99109.
6 (with G.A. Afrouzi)Existence of three solutions for the Dirichlet problem involving the pLaplacian, Global Journal of Pure and Applied Mathematics 2/1 (2006) 7378.
5(with G.A. Afrouzi)Multiplicity results for a 2dimensional Dirichlet problem, Int. J. Nonlinear Science 1/2 (2006) 8287.
4(with G.A. Afrouzi)Minimax inequality for a special class of functional and its application for elliptic equation involving the pLaplacian with Dirichlet boundary condition, International Journal of Applied Engineering Research 1/1 (2006) 99109.
3(with G.A. Afrouzi)Multiplicity results for a Dirichlet boundary value problem in the higher dimensional case, Advances in Dynamical Systems and Applications 1(2) (2006) 121127.
2 (with G.A. Afrouzi)Existence of three solutions for the Dirichlet problem involving the pLaplacian and minimax inequality for relevant functionals, Iranian journal of science and technology, Transaction AScience 30/A3 (2006) 369374.
1 (with G.A. Afrouzi)Minimax inequality for a special class of functionals and its application to existence of three solutions for a two point boundary value problem, Electronic Journal of Differential Equations, Vol. 2006 (2006), No. 121, 110.
Papers in Conferences and Seminars:
1Existence of three solutions for a Dirichlet problem involving the Ndimensional pLaplacian, 36th Annual Iranian Mathematics Conference, September 1013, 2005, University of Yazd, Yazd, Iran.
2Multiplicity results for a Dirichlet Problem involving the pLaplacian in Ndimensional case, 38th Annual Iranian Mathematics Conference, 36 September, 2007, University of Zanjan, Zanjan, Iran.
3(Spring school)Topics in PDE’s and Applications 2008, May 59, CRM, Universitat Autònoma de Barcelona, Bellaterra, Spain.
4Existence of three solutions for a Dirichlet boundary value problem, Noncommutative Structures in Mathematics and Physics, July 2226, 2008, Brussels, Belgium.
5 Existence of three solutions for a Kirchhofftype doubly eigenvalue boundary value problem with Dirichlet condition, 18th Seminar on Mathematical Analysis, 2009, Tarbiat Moallem University, Tehran, Iran.
6Multiple solutions for Neumann elliptic equations driven by a PLaplacian operator, The 2nd international conference on nonlinear analysis and optimization 2009, University of Isfahan, Isfahan, Iran.
7Existence of three solutions to a class of Neumann doubly eigenvalue elliptic systems driven by a (p1, ..., pn)Laplacian, Nonlinear problems for pLaplace and Laplace, 1014 August 2009, Linköping, Sweden.
8Three solutions for systems of n fourth order partial differential equations, International Conference on Differential & Difference Equations and Applications, Conference in honour of Professor Ravi P. Agarwal, 48 July 2011, Azores University, Ponta Delgada, Portugal.
9 Multiple solutions for a perturbed mixed boundary value problem, Calculus of Variations and PDEs., 912 July 2012, Institute of Mathematics of polish Academy of Sciences, University of Warsaw, Szczawnica, Poland.
10Multiplicity results for systems of n fourth order partial differential equations, 24 July 2012, DIMET – Faculty of engineering, University of Reggio Calabria, Reggio Calabria, Italy.
11 Multiplicity results for Kirchhoff systems, 25 July 2012, Department of Science for Engineering and Architecture (Mathematics Section), Engineering Faculty, University of Messina, Italy.
12 Critical points approaches to multiplicity results for multipoint boundary value systems, 26 July 2012, Department of Mathematics, University of Catania, Italy.
13 Some existence results for a class of fourthorder Kirchhofftype problems, Seminar on Differential Equations and Geometry, 1 April 2014, Dipartimento PAU, University of Reggio Calabria, Italy.
14Periodic solutions for a class of secondorder differential systems with impulses via variational methods, Seminar on Differential Equations and Dynamical Systems, PDE and Elliptic Problems, 15 May 2014 IPM, Tehran, Iran.
15On a class of secondorder impulsive Hamiltonian systems, 17 September 2014, University of Tennessee at Chattanooga, TN, USA.
16Existence results for impulsive boundary value problems via variational methods, 10 August 2016, University of Perugia, Italy.
17Impulsive SturmLioville differential equations with nonlinear derivative dependence, 7 September 2016, Department of Mathematics, University of Messina, Italy.
18Existence results for a class of impulsive perturbed differential equations with nonlinear derivative dependence, 15 September 2016, Department of Mathematics, University of Catania, Italy.
