%0 Journal Article %A S. A. Stepanov %T Congruences modula a power of a prime number %J Doklady Akademii Nauk %D 1969 %P 43-46 %V 186 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1969_186_1_a10/ %G ru %F DAN_1969_186_1_a10