Yaglom, I. M. Convex figures / I. M. Yaglom and V. G. Boltyanskii ; translated by Paul J. Kelly and Lewis F. Walton - New York : Holt, Rinehart & Winston, c1961 - xv, 301 p. : ill. ; 24 cm. - Library of the mathematical circle ; vol. 4 . Includes index Bibliography: p. 295-296 ISBN: Rs. 57.60 Subjects--Topical Terms: Convex serfacesMaxima and minimaMathematics Dewey Class. No.: 513.5