@article{DAN_1967_176_2_a19,
     author = {V. I. Ulomov and B. Z. Mavashev},
     title = {A precursor of a strong tectonic earthquake},
     journal = {Doklady Akademii Nauk},
     pages = {319--321},
     publisher = {mathdoc},
     volume = {176},
     number = {2},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1967_176_2_a19/}
}