TY - JOUR AU - D. V. Alekseev AU - P. V. Egorov TI - The persistent regime of multiplication of cracks and the concentration criterion of fracture JO - Doklady Akademii Nauk PY - 1993 SP - 769 EP - 770 VL - 333 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1993_333_6_a12/ LA - ru ID - DAN_1993_333_6_a12 ER -