%0 Journal Article %A A. V. Mikhlyaeva %T Quality function for the approximation of quadratic algebraic nets %J Čebyševskij sbornik %D 2019 %P 307-312 %V 20 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/CHEB_2019_20_1_a20/ %G ru %F CHEB_2019_20_1_a20