@article{CMUC_2004_45_4_a8,
     author = {Yamauchi, Takamitsu},
     title = {On a selection theorem of {Blum} and {Swaminathan}},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {681--691},
     year = {2004},
     volume = {45},
     number = {4},
     mrnumber = {2103083},
     zbl = {1098.54017},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_2004_45_4_a8/}
}