%0 Journal Article %A A. Yanushauskas %T The problem of the oblique derivative with polynomial coefficients %J Doklady Akademii Nauk %D 1973 %P 555-557 %V 208 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1973_208_3_a15/ %G ru %F DAN_1973_208_3_a15