MUCUK, O.; OZDEMIR, M. Universal covers of topological modules and a monodromy principle. Tamkang Journal of Mathematics, [S. l.], v. 34, n. 4, p. 299–308, 2003. DOI: 10.5556/j.tkjm.34.2003.232. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/232. Acesso em: 28 apr. 2024.