@article{DAN_1989_306_5_a12,
     author = {S. S. Grigoryan},
     title = {On the prediction of earthquakes},
     journal = {Doklady Akademii Nauk},
     pages = {1083--1087},
     year = {1989},
     volume = {306},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1989_306_5_a12/}
}