TY - JOUR AU - I. Yu. Chudinovich TI - Boundary equations in nonstationary diffraction problems for elastic waves on three-dimensional cracks JO - Matematičeskie zametki PY - 1992 SP - 119 EP - 123 VL - 51 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1992_51_4_a15/ LA - ru ID - MZM_1992_51_4_a15 ER -