%0 Journal Article
%A A. A. Karelin
%T On a boundary value problem with shift for a system of differential equations of elliptic-hyperbolic type
%J Doklady Akademii Nauk
%D 1980
%P 1055-1060
%V 254
%N 5
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1980_254_5_a7/
%G ru
%F DAN_1980_254_5_a7