%0 Journal Article %A A. Yu. Kolesov %T Stability of relaxation auto-oscillations in systems with %J Doklady Akademii Nauk %D 1987 %P 575-578 %V 294 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1987_294_3_a15/ %G ru %F DAN_1987_294_3_a15