%0 Journal Article
%A M. M. Choban
%T Many-valued mappings and certain related questions
%J Doklady Akademii Nauk
%D 1970
%P 293-296
%V 190
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1970_190_2_a11/
%G ru
%F DAN_1970_190_2_a11