%0 Journal Article
%A T. Sh. Kal'menov
%A M. A. Sadybekov
%T The Dirichlet problem and nonlocal boundary value problems for the wave equation
%J Differencialʹnye uravneniâ
%D 1990
%P 60-65
%V 26
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DE_1990_26_1_a7/
%G ru
%F DE_1990_26_1_a7