%0 Journal Article
%A I. U. Asekritova
%T On some properties of general approximation spaces
%J Doklady Akademii Nauk
%D 1982
%P 265-268
%V 267
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1982_267_2_a0/
%G ru
%F DAN_1982_267_2_a0