%0 Journal Article %A M. D. Ivanovich %T Estimates of the solutions of general boundary value problems for a higher-order elliptic equation in the spaces $C_{l+\alpha(r)}$ %J Doklady Akademii Nauk %D 1967 %P 1000-1003 %V 175 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1967_175_5_a7/ %G ru %F DAN_1967_175_5_a7