@article{DAN_1991_318_1_a18,
     author = {V. A. Zheltigovskii and A. M. Sadovskii and R. V. Simpson},
     title = {On the relation of horizontal gradients of parameter $S=H+10B$ and seismicity},
     journal = {Doklady Akademii Nauk},
     pages = {82--87},
     publisher = {mathdoc},
     volume = {318},
     number = {1},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1991_318_1_a18/}
}