@article{05692328, title = {Fixed point theorems for set-valued contraction type maps in metric spaces.}, journal = {Fixed Point Theory and Applications [electronic only]}, volume = {2010}, year = {2010}, doi = {10.1155/2010/390183}, zbl = {1188.54014}, language = {en}, url = {http://dml.mathdoc.fr/item/05692328} }
Amini-Harandi, A.; O'Regan, D. Fixed point theorems for set-valued contraction type maps in metric spaces.. Fixed Point Theory and Applications [electronic only], Tome 2010 (2010) . doi : 10.1155/2010/390183. http://gdmltest.u-ga.fr/item/05692328/