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@article{PIM_1975_N_S_19_33_a6, author = {Lj. B. \'Ciri\'c}, title = {On {Fixed} {Point} {Theorems} {In} {Banach} {Spaces}}, journal = {Publications de l'Institut Math\'ematique}, pages = {43 }, publisher = {mathdoc}, volume = {_N_S_19}, number = {33}, year = {1975}, url = {http://geodesic.mathdoc.fr/item/PIM_1975_N_S_19_33_a6/} }
Lj. B. Ćirić. On Fixed Point Theorems In Banach Spaces. Publications de l'Institut Mathématique, _N_S_19 (1975) no. 33, p. 43 . http://geodesic.mathdoc.fr/item/PIM_1975_N_S_19_33_a6/