%0 Journal Article %A V. D. Kuliev %A V. I. Nasibov %T Problem of crack retardation in multilayer media %J Doklady Akademii Nauk %D 1986 %P 578-581 %V 288 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1986_288_3_a15/ %G ru %F DAN_1986_288_3_a15