AL-SHAMI, T. M.; MHEMDI, A.; JAMEEL, M.; ABOUHAWWASH, M. Supra b Limit Points and Supra b Separation Axioms. European Journal of Pure and Applied Mathematics, [S. l.], v. 15, n. 1, p. 15–29, 2022. DOI: 10.29020/nybg.ejpam.v15i1.4260. Disponível em: https://www.ejpam.com/index.php/ejpam/article/view/4260. Acesso em: 28 jan. 2023.