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@article{IVM_1970_1_a11, author = {S. A. Stepanov}, title = {Congruences modulo a~power of a~prime}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {80--90}, publisher = {mathdoc}, number = {1}, year = {1970}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1970_1_a11/} }
S. A. Stepanov. Congruences modulo a~power of a~prime. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 1 (1970), pp. 80-90. http://geodesic.mathdoc.fr/item/IVM_1970_1_a11/