@article{DAN_1994_336_3_a16,
     author = {G. A. Sobolev and G. V. Dubrovina},
     title = {Foreshocks as triggers of earthquakes},
     journal = {Doklady Akademii Nauk},
     pages = {387--390},
     publisher = {mathdoc},
     volume = {336},
     number = {3},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1994_336_3_a16/}
}