%0 Journal Article %A Nguyen Dinh Cong %T The behavior of spectra of systems with slowly changing coefficients under small random perturbations %J Differencialʹnye uravneniâ %D 1991 %P 1712-1720 %V 27 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1991_27_10_a7/ %G ru %F DE_1991_27_10_a7