%0 Journal Article %A A. V. Cheremushkin %T Estimating the level of affinity of a quadratic form %J Diskretnaya Matematika %D 2017 %P 114-125 %V 29 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DM_2017_29_1_a8/ %G ru %F DM_2017_29_1_a8