%0 Journal Article
%A I. E. Kaporin
%A E. S. Nikolaev
%T A method of fictitious unknowns for solving difference equations of elliptic type in domains of complicated form
%J Doklady Akademii Nauk
%D 1980
%P 544-548
%V 251
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1980_251_3_a6/
%G ru
%F DAN_1980_251_3_a6