@article{DAN_1980_252_4_a17,
     author = {Ya. S. Sapuzhak and B. S. \`Enenstein},
     title = {The use of electric currents of power transmission lines for the {Earth} electromagnetic probing},
     journal = {Doklady Akademii Nauk},
     pages = {838--841},
     publisher = {mathdoc},
     volume = {252},
     number = {4},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1980_252_4_a17/}
}