TY - BOOK AU - Yaglom,I.M. AU - Bolti︠a︡nskiĭ,V.G. TI - Convex figures T2 - Library of the mathematical circle, U1 - 513.5 PY - 1961/// CY - New York PB - Holt, Rinehart and Winston KW - Convex surfaces N1 - Translation of [Vypuklye figury]; Includes bibliography: p. 295-296 ER -