JANAKI. C, S. D. (1,2)*- R^G CLOSED SETS IN BITOPOLOGICAL SPACES. Asian Journal of Current Engineering and Maths, [S. l.], v. 2, n. 3, 2013. Disponível em: http://innovativejournal.in/index.php/ajcem/article/view/178. Acesso em: 3 may. 2024.