Voir la notice de l'article provenant de la source Math-Net.Ru
@article{AL_1973_12_4_a5, author = {R. \'E. Roomel'di}, title = {Solvability of $(-1,1)$-nilrings}, journal = {Algebra i logika}, pages = {478--489}, publisher = {mathdoc}, volume = {12}, number = {4}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1973_12_4_a5/} }
R. É. Roomel'di. Solvability of $(-1,1)$-nilrings. Algebra i logika, Tome 12 (1973) no. 4, pp. 478-489. http://geodesic.mathdoc.fr/item/AL_1973_12_4_a5/