Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{MASLO_1970__20_4_a5, author = {Kuczkowski, Joseph E.}, title = {On {Radicals} in a {Certain} {Class} of {Semigroups}}, journal = {Mathematica slovaca}, pages = {278--280}, publisher = {mathdoc}, volume = {20}, number = {4}, year = {1970}, mrnumber = {0304518}, zbl = {0228.20044}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MASLO_1970__20_4_a5/} }
Kuczkowski, Joseph E. On Radicals in a Certain Class of Semigroups. Mathematica slovaca, Tome 20 (1970) no. 4, pp. 278-280. http://geodesic.mathdoc.fr/item/MASLO_1970__20_4_a5/