@article{CMJ_2002__52_1_a5,
     author = {Cho, Jung R. and Kepka, Tom\'a\v{s}},
     title = {Finite simple zeropotent paramedial groupoids},
     journal = {Czechoslovak Mathematical Journal},
     pages = {41--53},
     publisher = {mathdoc},
     volume = {52},
     number = {1},
     year = {2002},
     mrnumber = {1885456},
     zbl = {1003.20055},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMJ_2002__52_1_a5/}
}