Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1958_118_4_a7, author = {S. A. Chunikhin}, title = {Sets of non-special semigroups and $p$-nilpotency of finite groups}, journal = {Doklady Akademii Nauk}, pages = {654--656}, publisher = {mathdoc}, volume = {118}, number = {4}, year = {1958}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1958_118_4_a7/} }
S. A. Chunikhin. Sets of non-special semigroups and $p$-nilpotency of finite groups. Doklady Akademii Nauk, Tome 118 (1958) no. 4, pp. 654-656. http://geodesic.mathdoc.fr/item/DAN_1958_118_4_a7/