BATTELLI, Flaviano; LAZZARI, Claudio. The "0 to ∞-homoclinic bifurcation" of a class of discrete two-dimensional maps. Annales Mathematicae Silesianae, [S. l.], v. 13, p. 73–80, 1999. Disponível em: https://trrest.vot.pl/ojsus/index.php/AMSIL/article/view/14138. Acesso em: 7 may. 2025.