Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{AM2_1978__18_136787, author = {J. Barnhardt}, title = {Distributive groupoids and biassociativity.}, journal = {Aequationes mathematicae}, pages = {304--321}, publisher = {mathdoc}, volume = {18}, year = {1978}, zbl = {0418.22002}, url = {http://geodesic.mathdoc.fr/item/AM2_1978__18_136787/} }
J. Barnhardt. Distributive groupoids and biassociativity.. Aequationes mathematicae, Tome 18 (1978), pp. 304-321. http://geodesic.mathdoc.fr/item/AM2_1978__18_136787/