%0 Journal Article %A L. Z. Fishman %T Criteria for dangerous and safe boundaries of stability domains for second-order equations with delay %J Differencialʹnye uravneniâ %D 1999 %P 1139-1140 %V 35 %N 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1999_35_8_a20/ %G ru %F DE_1999_35_8_a20