1. S. S. Arefiev, Epicentral Seismological Investigations (Akademkniga, Moscow, 2003) [in Russian].
2. D. D. Bowman, G. Ouillon, C. G. Sammis, et al., “An Observational Test of the Critical Earthquake Concept,” J. Geophys. Res. 103(10), 24 359–24 372 (1998).
3. I. A. Dobrovolskii, Theory of Nucleation of a Tectonic Earthquake (IFZ AN SSSR, Moscow, 1991) [in Russian].
4. Earthquakes of 2003 in Russia (GS RAN, Obninsk, 2006) [in Russian].
5. S. A. Fedotov, Energy Classification of Kurile-Kamchatka Earthquakes and the Problem of Magnitudes (Nauka, Moscow, 1972) [in Russian].