MASHHOOD, A.; AHMAD, M.; JAYES, S. NEAT AND NEAT-HIGH EXTENSIONS. Tamkang Journal of Mathematics, [S. l.], v. 23, n. 1, p. 15–19, 1992. DOI: 10.5556/j.tkjm.23.1992.4523. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/4523. Acesso em: 6 may. 2024.