Voir la notice de l'article provenant de la source Novi sad journal of mathematics website
@article{NSJOM_2006_36_1a_5, author = {T. Noiri and V. Popa}, title = {Some properties of weakly open functions in bitopological spaces}, journal = {Novi Sad Journal of Mathematics}, pages = {47-54}, publisher = {mathdoc}, volume = {36}, number = {1}, year = {2006}, url = {http://geodesic.mathdoc.fr/item/NSJOM_2006_36_1a_5/} }
T. Noiri; V. Popa. Some properties of weakly open functions in bitopological spaces. Novi Sad Journal of Mathematics, Tome 36 (2006) no. 1. http://geodesic.mathdoc.fr/item/NSJOM_2006_36_1a_5/