@article{DAN_1990_311_3_a15,
     author = {S. M. Krylov and V. T. Levshenko},
     title = {On the ultra-low-frequency electromagnetic radiation of the lithospheric origin},
     journal = {Doklady Akademii Nauk},
     pages = {579--581},
     publisher = {mathdoc},
     volume = {311},
     number = {3},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1990_311_3_a15/}
}