Vinogradov, I. M. 1891-1983 An introduction to the theory of numbers / I. M. Vinogradov ; translated from the [6th] Russian [ed.] by Helen Popova - London ; New York : Pergamon Press, 1952 [Impression 1955,1961] - 155 p. ; 23 cm. Subjects--Topical Terms: Number theory Dewey Class. No.: 512.7 / VII 1961