Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{ARM_1966__2_2_a3, author = {Kar\'asek, Ji\v{r}{\'\i}}, title = {On isotone and homomorphic maps of ordered partial groupoids}, journal = {Archivum mathematicum}, pages = {71--77}, publisher = {mathdoc}, volume = {02}, number = {2}, year = {1966}, mrnumber = {0199300}, zbl = {0209.03901}, language = {en}, url = {http://geodesic.mathdoc.fr/item/ARM_1966__2_2_a3/} }
Karásek, Jiří. On isotone and homomorphic maps of ordered partial groupoids. Archivum mathematicum, Tome 02 (1966) no. 2, pp. 71-77. http://geodesic.mathdoc.fr/item/ARM_1966__2_2_a3/