@article{AUCMP_1996__37_1_a5,
     author = {Je\v{z}ek, Jaroslav and Kepka, Tom\'a\v{s}},
     title = {Groupoids and the associative law {XII.} {(Representable} cardinal functions)},
     journal = {Acta Universitatis Carolinae. Mathematica et Physica},
     pages = {41--62},
     publisher = {mathdoc},
     volume = {37},
     number = {1},
     year = {1996},
     mrnumber = {1637703},
     zbl = {0904.20049},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUCMP_1996__37_1_a5/}
}