(1,2)*- r^g closed sets in Bitopological spaces. Asian Journal of Current Engineering and Maths, [S. l.], v. 3, n. 6, p. 82–88, 2014. DOI: 10.15520/ajcem.2014.vol3.iss6.16.pp82-88. Disponível em: https://informaciontechnologica.com/index.php/ajcem/article/view/1211.. Acesso em: 23 nov. 2024.