Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{CMUC_1983__24_2_a4, author = {Je\v{z}ek, Jaroslav and Kepka, Tom\'a\v{s}}, title = {Notes on distributive groupoids}, journal = {Commentationes Mathematicae Universitatis Carolinae}, pages = {237--249}, publisher = {mathdoc}, volume = {24}, number = {2}, year = {1983}, mrnumber = {711262}, zbl = {0566.20043}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CMUC_1983__24_2_a4/} }
Ježek, Jaroslav; Kepka, Tomáš. Notes on distributive groupoids. Commentationes Mathematicae Universitatis Carolinae, Tome 24 (1983) no. 2, pp. 237-249. http://geodesic.mathdoc.fr/item/CMUC_1983__24_2_a4/