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@article{PIM_1971_N_S_12_26_a2, author = {Ljubomir B. \'Ciri\'c}, title = {Generalized {Contractions} {And} {Fixed-Point} {Theorems}}, journal = {Publications de l'Institut Math\'ematique}, pages = {19 }, publisher = {mathdoc}, volume = {_N_S_12}, number = {26}, year = {1971}, url = {http://geodesic.mathdoc.fr/item/PIM_1971_N_S_12_26_a2/} }
Ljubomir B. Ćirić. Generalized Contractions And Fixed-Point Theorems. Publications de l'Institut Mathématique, _N_S_12 (1971) no. 26, p. 19 . http://geodesic.mathdoc.fr/item/PIM_1971_N_S_12_26_a2/