TY - JOUR AU - V. I. Zhuravlev TI - Spatial periodicity of the Germ region seismic activity JO - Doklady Akademii Nauk PY - 1980 SP - 71 EP - 73 VL - 255 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1980_255_1_a16/ LA - ru ID - DAN_1980_255_1_a16 ER -