Voir la notice de l'article provenant de la source Hellenic Digital Mathematics Library
@article{MR_1990__37_a8, author = {S. S. Thakur and Annamma Philip}, title = {\ensuremath{\beta}-open and \ensuremath{\beta}-continuous mappings in fuzzy bitopological spaces}, journal = {M\ensuremath{\alpha}\ensuremath{\theta}\ensuremath{\eta}\ensuremath{\mu}\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\eta} E\ensuremath{\pi}\ensuremath{\iota}\ensuremath{\theta}\ensuremath{\varepsilon}\ensuremath{\acute\omega}\ensuremath{\rho}\ensuremath{\eta}\ensuremath{\sigma}\ensuremath{\eta} }, pages = {103-111}, publisher = {mathdoc}, volume = {37}, year = {1990}, language = {gr}, url = {http://geodesic.mathdoc.fr/item/MR_1990__37_a8/} }
S. S. Thakur; Annamma Philip. β-open and β-continuous mappings in fuzzy bitopological spaces. Μαθηματική Επιθεώρηση , Tome 37 (1990), p. 103-111. http://geodesic.mathdoc.fr/item/MR_1990__37_a8/