@article{105770, author = {Shigeru Itoh}, title = {Multivalued generalized contractions and fixed point theorems}, journal = {Commentationes Mathematicae Universitatis Carolinae}, volume = {018}, year = {1977}, pages = {247-258}, zbl = {0359.54038}, mrnumber = {0451227}, language = {en}, url = {http://dml.mathdoc.fr/item/105770} }
Itoh, Shigeru. Multivalued generalized contractions and fixed point theorems. Commentationes Mathematicae Universitatis Carolinae, Tome 018 (1977) pp. 247-258. http://gdmltest.u-ga.fr/item/105770/
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