%0 Journal Article %A V. L. Levin %T Semiconical sets, semi-homogeneous functions, and a new duality %J Doklady Akademii Nauk %D 1997 %P 597-599 %V 354 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1997_354_5_a4/ %G ru %F DAN_1997_354_5_a4