Homoclinic Solutions for a Class of Hamiltonian Systems with Small External Perturbations. Communications in Mathematical Research, [S. l.], v. 41, n. 2, p. 148–172, 2025. DOI: 10.4208/cmr.2025-0016. Disponível em: https://gsp.tricubic.dev/cmr/article/view/9145. Acesso em: 15 mar. 2026.