@article{CMJ_1999_49_4_a19,
     author = {\'Ciri\'c, Ljubomir B.},
     title = {A new class of nonexpansive type mappings and fixed points},
     journal = {Czechoslovak Mathematical Journal},
     pages = {891--899},
     year = {1999},
     volume = {49},
     number = {4},
     mrnumber = {1746714},
     zbl = {1003.54024},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMJ_1999_49_4_a19/}
}