Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1988_299_4_a13, author = {R. B. Feizullaev}, title = {Semigroups of transformations of fixed rank}, journal = {Doklady Akademii Nauk}, pages = {829--831}, publisher = {mathdoc}, volume = {299}, number = {4}, year = {1988}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1988_299_4_a13/} }
R. B. Feizullaev. Semigroups of transformations of fixed rank. Doklady Akademii Nauk, Tome 299 (1988) no. 4, pp. 829-831. http://geodesic.mathdoc.fr/item/DAN_1988_299_4_a13/