%0 Journal Article %A Z. Yu. Fazullin %A N. F. Abuzyarova %T On necessary and sufficient condition in theory of regularized traces %J Ufa mathematical journal %D 2020 %P 90-98 %V 12 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/UFA_2020_12_4_a7/ %G en %F UFA_2020_12_4_a7