@article{CMUC_1991_32_2_a9,
     author = {Ricceri, Ornella Naselli},
     title = {On the covering dimension of the fixed point set of certain multifunctions},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {281--286},
     year = {1991},
     volume = {32},
     number = {2},
     mrnumber = {1137789},
     zbl = {0753.47034},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1991_32_2_a9/}
}