%0 Journal Article %A N. V. Zhitarashu %T A priori estimates and solvability of general boundary problems for general elliptic systems with discontinuous coefficients %J Doklady Akademii Nauk %D 1965 %P 24-27 %V 165 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1965_165_1_a5/ %G ru %F DAN_1965_165_1_a5