%0 Journal Article %A V. N. Ushakov %A A. A. Uspenskii %A A. G. Malev %T Estimate of the stability defect for a~positional absorption set subjected to discriminant transformations %J Trudy Instituta matematiki i mehaniki %D 2011 %P 209-224 %V 17 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TIMM_2011_17_2_a17/ %G ru %F TIMM_2011_17_2_a17