NASRI, T.; MIREBRAHIMI , H.; TORABI , H. Some results in quasitopological homotopy groups. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 72, n. 12, p. 1663–1668, 2020. DOI: 10.37863/umzh.v72i12.564. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/564. Acesso em: 5 dec. 2025.