@article{120353, author = {Tom\'a\v s Kepka and Petr N\v emec}, title = {Simple balanced groupoids}, journal = {Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica}, volume = {35}, year = {1996}, pages = {53-60}, zbl = {0963.20036}, mrnumber = {1485044}, language = {en}, url = {http://dml.mathdoc.fr/item/120353} }
Kepka, Tomáš; Němec, Petr. Simple balanced groupoids. Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, Tome 35 (1996) pp. 53-60. http://gdmltest.u-ga.fr/item/120353/
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