@article{03942479, title = {On pairwise S-closed bitopological spaces.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {8}, year = {1985}, pages = {729-745}, doi = {10.1155/S0161171285000825}, zbl = {0587.54051}, language = {en}, url = {http://dml.mathdoc.fr/item/03942479} }
Mukherjee, M.N. On pairwise S-closed bitopological spaces.. International Journal of Mathematics and Mathematical Sciences, Tome 8 (1985) pp. 729-745. doi : 10.1155/S0161171285000825. http://gdmltest.u-ga.fr/item/03942479/