TY - JOUR AU - P. I. Chalov AU - T. V. Tuzova AU - V. M. Alekhina TI - On pulsed nature of helium and radon content anomalies in some water sources of the North-Tien Shan seismic zone in the period preceding the Kochkor earthquake of 1974 JO - Doklady Akademii Nauk PY - 1976 SP - 1331 EP - 1334 VL - 231 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1976_231_6_a13/ LA - ru ID - DAN_1976_231_6_a13 ER -