Voir la notice de l'article provenant de la source Math-Net.Ru
@article{IVM_1991_3_a13, author = {Yu. M. Vazhenin and V. Yu. Popov}, title = {Critical theories of free nilpotent rings of certain types}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {74--76}, publisher = {mathdoc}, number = {3}, year = {1991}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1991_3_a13/} }
Yu. M. Vazhenin; V. Yu. Popov. Critical theories of free nilpotent rings of certain types. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 3 (1991), pp. 74-76. http://geodesic.mathdoc.fr/item/IVM_1991_3_a13/