%0 Journal Article %A G. V. Kozlov %A V. A. Lyubishkin %T Regularized higher-order traces for a harmonic oscillator %J Differencialʹnye uravneniâ %D 1993 %P 61-63 %V 29 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1993_29_1_a8/ %G ru %F DE_1993_29_1_a8