%0 Journal Article %A L. A. Molotkov %T The equations of effective twophase crack model with cracks of a finite length %J Zapiski Nauchnykh Seminarov POMI %D 1990 %P 142-153 %V 186 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1990_186_a14/ %G ru %F ZNSL_1990_186_a14