@article{05692290, title = {Approximate fixed points for nonexpansive and quasi-nonexpansive mappings in hyperspaces.}, journal = {Fixed Point Theory and Applications [electronic only]}, volume = {2009}, year = {2009}, doi = {10.1155/2009/520976}, zbl = {1203.47059}, language = {en}, url = {http://dml.mathdoc.fr/item/05692290} }
Liu, Zeqing; Ume, Jeong Sheok; Kang, Shin Min. Approximate fixed points for nonexpansive and quasi-nonexpansive mappings in hyperspaces.. Fixed Point Theory and Applications [electronic only], Tome 2009 (2009) . doi : 10.1155/2009/520976. http://gdmltest.u-ga.fr/item/05692290/