@article{10_21136_CMJ_1993_128397,
     author = {\'Ciri\'c, Ljubomir},
     title = {On some discontinuous fixed point mappings in convex metric spaces},
     journal = {Czechoslovak Mathematical Journal},
     pages = {319--326},
     publisher = {mathdoc},
     volume = {43},
     number = {2},
     year = {1993},
     doi = {10.21136/CMJ.1993.128397},
     mrnumber = {1211753},
     zbl = {0814.47065},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1993.128397/}
}