%0 Journal Article
%A A. A. Katrahova
%T On approximation of solutions of some singular elliptic boundary value problems
%J Doklady Akademii Nauk
%D 1979
%P 34-37
%V 249
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1979_249_1_a6/
%G ru
%F DAN_1979_249_1_a6