Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{MASLO_1967__17_3_a1, author = {Hrmov\'a, Ren\'ata}, title = {Relative ideals in semigroups}, journal = {Mathematica slovaca}, pages = {206--223}, publisher = {mathdoc}, volume = {17}, number = {3}, year = {1967}, mrnumber = {0223471}, zbl = {0189.30403}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MASLO_1967__17_3_a1/} }
Hrmová, Renáta. Relative ideals in semigroups. Mathematica slovaca, Tome 17 (1967) no. 3, pp. 206-223. http://geodesic.mathdoc.fr/item/MASLO_1967__17_3_a1/