ABU-SALEEM, M. Folding on the chaotic Cartesian product of manifolds and their fundamental group. Tamkang Journal of Mathematics, [S. l.], v. 39, n. 4, p. 353–361, 2008. DOI: 10.5556/j.tkjm.39.2008.10. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/10. Acesso em: 28 apr. 2024.