%0 Journal Article
%A A. G. Baskakov
%T Spectral analysis of linear differential operators, and semigroups of difference operators.~I
%J Differencialʹnye uravneniâ
%D 1997
%P 1299-1306
%V 33
%N 10
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DE_1997_33_10_a0/
%G ru
%F DE_1997_33_10_a0