%0 Journal Article
%A M. Z. Solomyak
%T On linear elliptic systems of first order
%J Doklady Akademii Nauk
%D 1963
%P 48-51
%V 150
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1963_150_1_a11/
%G ru
%F DAN_1963_150_1_a11