@article{10_1007_s10587_011_0013_2,
     author = {Kolar-Begovi\'c, Zdenka},
     title = {A short direct characterization of {GS-quasigroups}},
     journal = {Czechoslovak Mathematical Journal},
     pages = {3--6},
     publisher = {mathdoc},
     volume = {61},
     number = {1},
     year = {2011},
     doi = {10.1007/s10587-011-0013-2},
     mrnumber = {2782755},
     zbl = {1219.20046},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.1007/s10587-011-0013-2/}
}