%0 Journal Article %A L. D. Livshits %A B. G. Gavrilov %T The sources of acoustic emission and the failure focus %J Doklady Akademii Nauk %D 1987 %P 572-575 %V 292 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1987_292_3_a13/ %G ru %F DAN_1987_292_3_a13