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@article{IVM_1958_3_a28, author = {P. A. Freidman}, title = {On the theory of the radical of an associative ring}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {225--232}, publisher = {mathdoc}, number = {3}, year = {1958}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1958_3_a28/} }
P. A. Freidman. On the theory of the radical of an associative ring. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 3 (1958), pp. 225-232. http://geodesic.mathdoc.fr/item/IVM_1958_3_a28/