@article{02217514, title = {Linear openness of multifunctions in metric spaces.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {2005}, year = {2005}, pages = {203-214}, doi = {10.1155/IJMMS.2005.203}, zbl = {1089.54010}, language = {en}, url = {http://dml.mathdoc.fr/item/02217514} }
Ursescu, Corneliu. Linear openness of multifunctions in metric spaces.. International Journal of Mathematics and Mathematical Sciences, Tome 2005 (2005) pp. 203-214. doi : 10.1155/IJMMS.2005.203. http://gdmltest.u-ga.fr/item/02217514/