M. Lellis Thivagar, V. Antonysamy, & M. Arockia Dasan. (2018). Revelation of Nano Topology in $\check{C}$ech Rough Closure Spaces. International Journal of Mathematics And Its Applications, 6(1 - A), 121–131. Retrieved from http://ijmaa.in/index.php/ijmaa/article/view/905