%0 Journal Article
%A O. A. Ladyzhenskaya
%A L. Stupyalis
%T Boundary value problems for equations of mixed type
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1971
%P 101-136
%V 116
%I mathdoc
%U http://geodesic.mathdoc.fr/item/TM_1971_116_a8/
%G ru
%F TM_1971_116_a8