%0 Journal Article %A Ya. S. Sapuzhak %A B. S. Ènenstein %T The use of electric currents of power transmission lines for the Earth electromagnetic probing %J Doklady Akademii Nauk %D 1980 %P 838-841 %V 252 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1980_252_4_a17/ %G ru %F DAN_1980_252_4_a17