Watanabe, Tatsuya, and Shinji Adachi. “Ground State Solutions for the Modified Nonlinear Schrödinger Equation With Critical Nonlinearities”. Topological Methods in Nonlinear Analysis (September 27, 2026): 1–36. Accessed October 7, 2026. https://apcz.umk.pl/TMNA/article/view/76302.