Dumitru Motreanu, Viorica Venera Motreanu, Nikolaos Papageorgiou, Topological and Variational Methods with Applications to Nonlinear Boundary Value Problems, 2014, 223
Nikolaos S. Papageorgiou, Andrea Scapellato, “Multiple solutions for Robin (p, q)-equations plus an indefinite potential and a reaction concave near the origin”, Anal.Math.Phys., 11, № 2, 2021, 78
Nikolaos S. Papageorgiou, Patrick Winkert, “Asymmetric (p,2)-equations, superlinear at +∞, resonant at −∞”, Bulletin des Sciences Mathématiques, 141, № 5, 2017, 443
Nikolaos S. Papageorgiou, Vicenţiu D. Rădulescu, Dušan D. Repovš, “Nonlinear singular problems with indefinite potential term”, Anal.Math.Phys., 9, № 4, 2019, 2237
Rym Chammem, Abdelhakim Sahbani, “Existence and multiplicity of solutions for some Steklov problem involving (p1(x), p2(x))-Laplacian operator”, Applicable Analysis, 102, № 3, 2023, 709
Denis Bonheure, Julio D. Rossi, “The behavior of solutions to an elliptic equation involving a p-Laplacian and a q-Laplacian for large p”, Nonlinear Analysis: Theory, Methods & Applications, 150, 2017, 104
Na Cui, Hong-Rui Sun, “Existence and multiplicity results for double phase problem with nonlinear boundary condition”, Nonlinear Analysis: Real World Applications, 60, 2021, 103307
J.L. Carvalho, G.M. Figueiredo, M.F. Furtado, E. Medeiros, “On a zero-mass (N,q)-Laplacian equation in RN with exponential critical growth”, Nonlinear Analysis, 213, 2021, 112488
Salvatore Leonardi, Nikolaos S. Papageorgiou, “Arbitrarily Small Nodal Solutions for Parametric Robin (p, q)-Equations Plus an Indefinite Potential”, Acta Math Sci, 42, № 2, 2022, 561
Salvatore A. Marano, Sunra J. N. Mosconi, “Some recent results on the Dirichlet problem for $(p, q)$-Laplace equations”, Discrete & Continuous Dynamical Systems - S, 11, № 2, 2018, 279