Multi-valued contraction mappings in metric spaces.
Czerwik, Stefan
Aequationes mathematicae, Tome 15 (1977), p. 297-302 / Harvested from Göttinger Digitalisierungszentrum
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Publié le : 1977-01-01
EUDML-ID : urn:eudml:doc:136701 
@article{GDZPPN002030659,
     title = {Multi-valued contraction mappings in metric spaces.},
     journal = {Aequationes mathematicae},
     volume = {15},
     year = {1977},
     pages = {297-302},
     zbl = {0385.54027},
     url = {http://dml.mathdoc.fr/item/GDZPPN002030659}
}

Czerwik, Stefan. Multi-valued contraction mappings in metric spaces.. Aequationes mathematicae, Tome 15 (1977) pp. 297-302. http://gdmltest.u-ga.fr/item/GDZPPN002030659/