@article{DAN_1989_307_5_a14,
     author = {M. A. Sadovskii},
     title = {Fractures and seismicity},
     journal = {Doklady Akademii Nauk},
     pages = {1089--1091},
     year = {1989},
     volume = {307},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1989_307_5_a14/}
}