%0 Journal Article %A M. M. Khapaev %A V. V. Balandin %T Construction of perturbations of Lyapunov functions and an investigation of stability under small random actions %J Differencialʹnye uravneniâ %D 1987 %P 675-680 %V 23 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1987_23_4_a12/ %G ru %F DE_1987_23_4_a12