%0 Journal Article %A A. I. Kosolap %T Superconvex functions and multiextremal problems %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1987 %P 139-140 %V 180 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_1987_180_a78/ %G ru %F TM_1987_180_a78