@article{CMUC_1989__30_4_a0,
     author = {Dr\'apal, Ale\v{s} and Kepka, Tom\'a\v{s}},
     title = {On a distance of groups and {Latin} squares},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {621--626},
     publisher = {mathdoc},
     volume = {30},
     number = {4},
     year = {1989},
     mrnumber = {1045889},
     zbl = {0697.05018},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1989__30_4_a0/}
}