1. Astafyeva, E., Ionospheric detection of natural hazards, Rev. Geophys., 2019, vol. 57, no. 6, pp. 1265−1288. https://doi.org/10.1029/2019RG000668
2. Buzevich, A.V., Druzhin, G.I., Firstov, P.P., Vershinin, E.F., Smirnov, S.E., and Filimonov, V.I., Geophysical effects preceding the Kronotsky earthquake of December 5, 1997 M = 7.7, in Kronotskoe zemletryasenie na Kamchatke 5 dekabrya 1997 g.: Predvestniki, osobennosti, posledstviya (Kronotsky Eearthquake in Kamchatka on December 5, 1997: Precursors, Features, Consequences). Petropavlovsk-Kamchatskii: KGARF, 1998, pp. 177−188.
3. Choudhury, A., Guha, A., Kumar De, B., and Roy, R., A statistical study on precursory effects of earthquakes observed through the atmospheric vertical electric field in northeast India, Ann. Geophys., 2013, vol. 56, no. 3, pp. 331–340.
4. Cigolini, C., Laiolo, M., and Coppola, D., The LVD signals during the early-mid stages of the L’Aquila seismic sequence and the radon signature of some aftershocks of moderate magnitude, J. Environ. Radioact., 2015, vol. 139, pp. 56–65. https://doi.org/10.1016/j.jenvrad.2014.09.017
5. Genzano, N., Aliano, C., Corrado, R., Filizzola, C., Lisi, M., Mazzeo, G., Paciello, R., Pergola, N., and Tramutoli, V., RST analysis of MSG-SEVIRI TIR radiances at the time of the Abruzzo 6 April 2009 earthquake, Nat. Hazards Earth Syst. Sci., 2009, vol. 9, no. 6, pp. 2073–2084.