%0 Journal Article
%A E. G. D'yakonov
%T Reinforced Sobolev spaces and some new types of elliptic boundary value problems.~I
%J Differencialʹnye uravneniâ
%D 1997
%P 532-539
%V 33
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DE_1997_33_4_a14/
%G ru
%F DE_1997_33_4_a14