@article{05900753, title = {Gregus-type common fixed point theorems for tangential multivalued mappings of integral type in metric spaces.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {2011}, year = {2011}, doi = {10.1155/2011/923458}, zbl = {1215.54026}, language = {en}, url = {http://dml.mathdoc.fr/item/05900753} }
Sintunavarat, W.; Kumam, P. Gregus-type common fixed point theorems for tangential multivalued mappings of integral type in metric spaces.. International Journal of Mathematics and Mathematical Sciences, Tome 2011 (2011) . doi : 10.1155/2011/923458. http://gdmltest.u-ga.fr/item/05900753/