@article{10_21136_CPM_1990_118397,
     author = {Spakowski, Andrzej},
     title = {On approximation by step multifunctions without compactness conditions},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky},
     pages = {225--231},
     year = {1990},
     volume = {115},
     number = {3},
     doi = {10.21136/CPM.1990.118397},
     mrnumber = {1071054},
     zbl = {0724.54017},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1990.118397/}
}