Existence of solutions for a two-point boundary-value problem of a fourth-order Sturm-Liouville type by Shapour Heidarkhani

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Multiple Solutions for a Class of Multipoint Boundary Value Systems Driven by a One-Dimensional (𝑝1,…,𝑝𝑛)-Laplacian Operator by Shapour Heidarkhani

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Non-trivial solutions for two-point boundary-value problems of fourth-order Sturm-Liouville type equations by Shapour Heidarkhani

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Infinitely many solutions for systems of n fourth order partial differential equations coupled with Navier boundary conditions by Shapour Heidarkhani

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Infinitely many solutions for nonlocal elliptic systems of (p_1,...,p_n)-Kirchhoff type by Shapour Heidarkhani, Johnny Henderson

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Multiple solutions for perturbed p-Laplacian boundary-value problems with impulsive effects by Massimiliano Ferrara, Shapour Heidarkhani

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A minimax inequality for a class of functionals and applications to the existence of solutions for two-point boundary-value problems by Ghasem Alizadeh Afrouzi, Shapour Heidarkhani

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Existence of three solutions for perturbed nonlinear difference equations by Shapour Heidarkhani, Mohsen Khaleghi Moghadam

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Existence and multiplicity of homoclinic solutions for a difference equation by Shapour Heidarkhani, Fariba Gharehgazlouei, Maurizio Imbesi

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Three solutions for second-order boundary-value problems with variable exponents by Shapour Heidarkhani, Shahin Moradi, Stepan Tersian

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Existence of infinitely many symmetric solutions to perturbed elliptic equations with discontinuous nonlinearities in R^N by Shapour Heidarkhani, Fariba Gharehgazlouei, Arezoo Solimaninia

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A Fractional Magnetic System with Critical Nonlinearities by Libo Yang, Shapour Heidarkhani, Jiabin Zuo

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Infinitely many solutions for a fourth-order boundary-value problem by Seyyed Mohsen Khalkhali, Shapour Heidarkhani, Abdolrahman Razani

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Multiple solutions for systems of multi-point boundary value problems by John R. Graef, Shapour Heidarkhani, Lingju Kong

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Infinitely many solutions for a class of quasilinear two-point boundary value systems by Giuseppina D'Aguì, Shapour Heidarkhani, Angela Sciammetta

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Nontrivial periodic solutions to second-order impulsive Hamiltonian systems by John R. Graef, Shapour Heidarkhani, Lingju Kong

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Steklov problems involving the p(x)-Laplacian by Ghasem A. Afrouzi, Armin Hadjian, Shapour Heidarkhani

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Existence of weak solutions for three-point boundary-value problems of Kirchhoff-type by Ghasem A. Afrouzi, Shapour Heidarkhani, Shahin Moradi

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Multiple solutions to a quasilinear periodic boundary value problem with impulsive effects by John Graef, Shapour Heidarkhani, Lingju Kong, Shahin Moradi

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Three solutions for a discrete fourth-order boundary value problem with four parameters by Martin Bohner, Giuseppe Caristi, Shapour Heidarkhani, Shahin Moradi

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