%0 Journal Article
%A S. R. Umarov
%T On the well-posedness of boundary value problems for
%J Doklady Akademii Nauk
%D 1992
%P 1036-1039
%V 322
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1992_322_6_a5/
%G ru
%F DAN_1992_322_6_a5