EL-MONSEF, M. E. A. .; LASHIEN, E. F. . LOCAL DISCRETE EXTENSIONS OF SUPRATOPOLOGIES. Tamkang Journal of Mathematics, [S. l.], v. 21, n. 1, p. 1–6, 1990. DOI: 10.5556/j.tkjm.21.1990.4627. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/4627. Acesso em: 4 may. 2024.