Team, S. (2014). $(\tau_1, \tau_2)^*$-Semi Star Generalized Locally Closed Sets: M. Sundararaman, K. Chandrasekhara Rao.
Thai Journal of Mathematics
,
12
(2), 385–395. Retrieved from https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/459