Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{ARM_1973__9_2_a4, author = {Zapletal, Josef}, title = {Distinguishing subsets in semilattices}, journal = {Archivum mathematicum}, pages = {73--82}, publisher = {mathdoc}, volume = {09}, number = {2}, year = {1973}, mrnumber = {0364513}, zbl = {0282.06005}, language = {en}, url = {http://geodesic.mathdoc.fr/item/ARM_1973__9_2_a4/} }
Zapletal, Josef. Distinguishing subsets in semilattices. Archivum mathematicum, Tome 09 (1973) no. 2, pp. 73-82. http://geodesic.mathdoc.fr/item/ARM_1973__9_2_a4/