@misc{CMUC_2008_49_2_a0,
     title = {Introduction {[Loops} and quasigroups]},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {169--170},
     year = {2008},
     volume = {49},
     number = {2},
     mrnumber = {2426883},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/CMUC_2008_49_2_a0/}
}