1. Popov G.V., Degtyarev V.I., Chudnenko S.E. Correlation of energetic electron fluxes at geostationary orbit with solar wind parameters and geomagnetic activity indices during solar cycles 22 and 23. Solnechno-zemnaya fizika = Solar-Terrestrial Physics, 2013, no. 23, pp. 64–74. (In Russian).
2. Baker D.N., Allen J.H., Kanekal S.G., Reeves G.D. Disturbed space environment may have been related to pager satellite failure. Eos Transactions American Geophysical Union, 1998, vol. 79, no. 40, pp. 477–483. DOI: 10.1029/98EO00359.
3. Fennell J.F., Koons H.C., Roeder J.L., Blake J.B. Spacecraft Charging: Observations and Relationship to Satellite Anomalies. 7th Spacecraft Charging and Technology Conference, ESA SP-476. Los Angeles, 2001, pp. 279–286.
4. Zabolotnaja N.A. Indices of Geomagnetic Activity. Moscow, URSS Publ., 2007. 88 p.
5. Iucci N., Levitin A.E., Belov A.V. (et al.). Space Weather Conditions and Spacecraft Anomalies in Different Orbits. Space Weather, 2005, vol. 3, iss. 1. S01001. DOI: 10.1029/2003SW000056.