@article{DAN_1992_322_3_a11,
     author = {V. A. Mukhamedov and B. S. Karryev and E. G. Kanel'},
     title = {Time variation of fractal dimensions of seismicity},
     journal = {Doklady Akademii Nauk},
     pages = {490--497},
     publisher = {mathdoc},
     volume = {322},
     number = {3},
     year = {1992},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1992_322_3_a11/}
}