TY - JOUR AU - K. V. Pshennikov TI - Physical process differences in the foci of weak and of strong earthquakes JO - Doklady Akademii Nauk PY - 1969 SP - 85 EP - 87 VL - 187 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1969_187_1_a20/ LA - ru ID - DAN_1969_187_1_a20 ER -