%0 Journal Article
%A Svetla Spirova
%T On a Boundary, Value Problem for an Equation of Mixed Type
%J Mathematica balkanica
%D 1994
%P 221
%V 8
%N 2-3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/MABA_1994_8_2-3_a8/
%F MABA_1994_8_2-3_a8