PISTOIA, Angela; SCHIERA, Delia. On a critical Hamiltonian system with Neumann boundary conditions. Topological Methods in Nonlinear Analysis, [S. l.], v. 66, n. 1, p. 187–213, 2025. DOI: 10.12775/TMNA.2025.007. Disponível em: https://apcz.umk.pl/TMNA/article/view/65992. Acesso em: 12 dec. 2025.