1. Inan U. S., N. G. Lehtinen, R. C. Moore, K. Hurley, S. Boggs, D. M. Smith, and G. J. Fishman (2007), Massive disturbance of the daytime lower ionosphere by the giant g-ray flare from magnetar SGR 1806–20, Geophys. Res. Lett., 34, L08103, doi:10.1029/2006GL029145.
2. Nickolaenko A. P. (2010), Parametric excitation of an extremely low-frequency radio pulse by an extragalactic gamma-ray burst on December 27, 2004, Radiophysics and Quantum Electronics, 53 (4), 235 – 245, doi:10.1007/s11141-010-9219-7
3. Nickolaenko A.P., I. G. Kudintseva, O. Pechonaya, Y. Hayakawa, T. Nakamura, Y. Hobara, and Y. Tanaka (2010), Impact of gamma burst on Schumann resonance, Radiophysics and Quantum Electronics, 53 (9-10), 542 – 556, 2010, doi:10.1007/s 11141-011-9249-9.
4. Nickolaenko A. P. and A. Yu. Schekotov (2011), Experimental detection of ELF radio pulse associated with extra-galactic gamma burst of Dec. 27, 2004. Izvestia VUZov RADIOFIZIKA, 54
5. Ogawa T., Y. Tanaka, T. Miura, and M. Yasuhara (1966), Observations of natural ELF electromagnetic noises by using ball antennas, J. Geomagn. Geoelectr., 18, 443-454.