%0 Journal Article %A Yu. V. Netrusov %T An intrinsic description of functions defined on a~plane convex domain and having a~prescribed order approximation by algebraic polynomials %J Zapiski Nauchnykh Seminarov POMI %D 1994 %P 217-225 %V 215 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1994_215_a13/ %G ru %F ZNSL_1994_215_a13