TY - JOUR AU - A. A. Nikonov TI - Determination of magnetudes and recurrence of strong earthquakes of the past JO - Doklady Akademii Nauk PY - 1980 SP - 336 EP - 339 VL - 250 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1980_250_2_a18/ LA - ru ID - DAN_1980_250_2_a18 ER -