%0 Journal Article %A B. P. Demidovich %T XXXV Moscow Mathematical Competition %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1972 %V 27 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1972_27_4_a23/ %G ru %F RM_1972_27_4_a23