%0 Journal Article
%A N. A. Shirokov
%T She quantitative version of the Kado theorem
%J Zapiski Nauchnykh Seminarov POMI
%D 1987
%P 103-112
%V 157
%I mathdoc
%U http://geodesic.mathdoc.fr/item/ZNSL_1987_157_a8/
%G ru
%F ZNSL_1987_157_a8