%0 Journal Article
%A A. V. Bitsadze
%T On a boundary value problem for the Helmholtz equation
%J Doklady Akademii Nauk
%D 1978
%P 1273-1275
%V 239
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1978_239_6_a0/
%G ru
%F DAN_1978_239_6_a0