TONI, B. Planar Pseudo-almost Limit Cycles and Applications to solitary Waves. CUBO, A Mathematical Journal, [S. l.], v. 15, n. 1, p. 131–149, 2013. DOI: 10.4067/S0719-06462013000100009. Disponível em: https://cubo.ufro.cl/ojs/index.php/cubo/article/view/1324. Acesso em: 18 may. 2024.