1. Benioff, H., Long Period Waves. Progress Report. Seismol. Lab., Calif. Inst. Technol., Trans. Amer. Geophys. Union, 1954, vol. 35.
2. Deshcherevskaya E. V. and Sidorin, A. Ya., Lattice Distributions of Data in the Catalog of Earthquakes in the Garm Test Area, Geofiz. Issl., 2005, no. 4, pp. 34–49.
3. Dovbnya, B. V., Zotov O. D, and Shchepetnov, R. V., The Connection of Ultra-Low-Frequency Electromagnetic Waves with Earthquakes and Anthropogenic Effects, Geofiz. Issl., 2008, vol. 9, no. 4, pp. 69–80.
4. Gul’yel’mi, A. V. and Zotov, O. D., The 15-Minute Modulation of Geoelectromagnetic Waves Pc1, Geofiz. Issl., 2010, vol. 11, no. 1, pp. 64–71.
5. Karpova, N. V., Petrova, L. N., and Shved, G. M., Statistical Study of Seismic and Ground Pressure Oscillations with Steady Frequencies in the 0.7–5 Hour Period Range, Ann. Geophys., 2002, no. 6, pp. 823–833.