Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{MASLO_1962__12_4_a6, author = {Schwarz, \v{S}tefan}, title = {Homomorphisms of a {Completely} {Simple} {Semigroup} onto a {Group}}, journal = {Mathematica slovaca}, pages = {293--300}, publisher = {mathdoc}, volume = {12}, number = {4}, year = {1962}, mrnumber = {0158942}, zbl = {0232.20131}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MASLO_1962__12_4_a6/} }
Schwarz, Štefan. Homomorphisms of a Completely Simple Semigroup onto a Group. Mathematica slovaca, Tome 12 (1962) no. 4, pp. 293-300. http://geodesic.mathdoc.fr/item/MASLO_1962__12_4_a6/