J.B. TORANAGATTI. A note on pre generalized b-closed set. Malaya Journal of Matematik, India, v. 8, n. 03, p. 1200–1202, 2020. DOI: 10.26637/MJM0803/0081. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/1586. Acesso em: 16 jul. 2024.