Papageorgiou, Nikolaos S.; Scapellato, Andrea Multiple solutions for Robin \((p,q)\)-equations plus an indefinite potential and a reaction concave near the origin. (English) Zbl 1464.35084 Anal. Math. Phys. 11, No. 2, Paper No. 78, 27 p. (2021). MSC: 35J20 35J60 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} and \textit{A. Scapellato}, Anal. Math. Phys. 11, No. 2, Paper No. 78, 27 p. (2021; Zbl 1464.35084) Full Text: DOI
Gasiński, Leszek; Krech, Ireneusz; Papageorgiou, Nikolaos S. Nonlinear nonhomogeneous Robin problems with gradient dependent reaction. (English) Zbl 1454.35168 Nonlinear Anal., Real World Appl. 55, Article ID 103135, 13 p. (2020). Reviewer: Dumitru Motreanu (Perpignan) MSC: 35J62 35J25 35A01 35A02 PDFBibTeX XMLCite \textit{L. Gasiński} et al., Nonlinear Anal., Real World Appl. 55, Article ID 103135, 13 p. (2020; Zbl 1454.35168) Full Text: DOI