Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{MASLO_1976__26_2_a0, author = {J\"urgensen, Helmut}, title = {Fastideale in vollst\"andig {O-einfachen} {Halbgruppen}}, journal = {Mathematica slovaca}, pages = {73--76}, publisher = {mathdoc}, volume = {26}, number = {2}, year = {1976}, mrnumber = {0450436}, zbl = {0328.20055}, language = {ge}, url = {http://geodesic.mathdoc.fr/item/MASLO_1976__26_2_a0/} }
Jürgensen, Helmut. Fastideale in vollständig O-einfachen Halbgruppen. Mathematica slovaca, Tome 26 (1976) no. 2, pp. 73-76. http://geodesic.mathdoc.fr/item/MASLO_1976__26_2_a0/