ISLAM, R.; HOSSAIN, M. On R1 Space in l-Topological Spaces. GANIT: Journal of Bangladesh Mathematical Society, [S. l.], v. 37, p. 63–71, 2018. DOI: 10.3329/ganit.v37i0.35726. Disponível em: https://banglajol.info/index.php/GANIT/article/view/35726. Acesso em: 1 sep. 2024.