%0 Journal Article
%A Ya. I. Shatyro
%T The first boundary value problem for a certain ultraparabolic equation
%J Differencialʹnye uravneniâ
%D 1971
%P 1089-1096
%V 7
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DE_1971_7_6_a15/
%G ru
%F DE_1971_7_6_a15