%0 Journal Article %A I. F. Avdeev %T Approximation zeta function of the quadratic form by segment of the Dirichlet series %J Čebyševskij sbornik %D 2013 %P 8-27 %V 14 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/CHEB_2013_14_2_a1/ %G ru %F CHEB_2013_14_2_a1