Kourogenis, N. C., & Papageorgiou, N. S. Multiple solutions for nonlinear discontinuous strongly resonant elliptic problems.
Chicago-стиль цитированияKourogenis, Nikolaos C., và Nikolaos S. Papageorgiou. Multiple Solutions for Nonlinear Discontinuous Strongly Resonant Elliptic Problems.
MLA-цитированиеKourogenis, Nikolaos C., và Nikolaos S. Papageorgiou. Multiple Solutions for Nonlinear Discontinuous Strongly Resonant Elliptic Problems.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.