TY - JOUR AU - Ya. S. Sapuzhak AU - B. S. Ènenstein TI - The use of electric currents of power transmission lines for the Earth electromagnetic probing JO - Doklady Akademii Nauk PY - 1980 SP - 838 EP - 841 VL - 252 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1980_252_4_a17/ LA - ru ID - DAN_1980_252_4_a17 ER -