%0 Journal Article
%A V. V. Ostapenko
%T Divergence of difference operators that are defined on an
%J Doklady Akademii Nauk
%D 1989
%P 1295-1298
%V 304
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1989_304_6_a2/
%G ru
%F DAN_1989_304_6_a2