1.
A. Devika, P. Perianayaki. On **$b$-$t$**-sets and **$b$-**$t$-sets in Topological Spaces. Int. J. Math. And Appl. [Internet]. 2016 Jan. 30 [cited 2024 May 21];4(1 - A):69-7. Available from: http://ijmaa.in/index.php/ijmaa/article/view/547