@article{10_21136_CMJ_1985_102047,
     author = {Ha\v{s}\v{c}\'ak, Alexander},
     title = {Fixed point theorems for multivalued mappings},
     journal = {Czechoslovak Mathematical Journal},
     pages = {533--542},
     publisher = {mathdoc},
     volume = {35},
     number = {4},
     year = {1985},
     doi = {10.21136/CMJ.1985.102047},
     mrnumber = {809039},
     zbl = {0608.47063},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1985.102047/}
}