%0 Journal Article %A S. V. Reshetov %T Minimax risk for quadratically convex sets %J Zapiski Nauchnykh Seminarov POMI %D 2009 %P 181-189 %V 368 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2009_368_a13/ %G ru %F ZNSL_2009_368_a13