%0 Journal Article
%A E. I. Zverovich
%T Boundary-value problems with shift on abstract Riemann surfaces
%J Doklady Akademii Nauk
%D 1964
%P 26-29
%V 157
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1964_157_1_a5/
%G ru
%F DAN_1964_157_1_a5