%0 Journal Article %A D. A. Mit'kin %T An estimate of the number of terms in Waring's problem for polynomials of general form %J Izvestiya. Mathematics %D 1987 %P 371-406 %V 29 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1987_29_2_a5/ %G en %F IM2_1987_29_2_a5