1. Yu. B. Bashkuev, V. B. Khaptanov, and M. G. Dembelov, Tech. Phys. Lett. 36, 136 (2010).
2. G. I. Makarov, V. V. Novikov, and S. T. Rybachek, Propagation of Electromagnetic Waves over the Earth Surface (Nauka, Moscow, 1991).
3. Ch. Ts. Tsydypov, V. D. Tsydenov, and Yu. B. Bashkuev, Analysis of Electrical Properties of Underlaying Medium (Nauka, Novosibirsk, 1979).
4. V. K. Balkhanov and Yu. B. Bashkuev, Principles of the Method of Surface Impedance (Izd. Buryat. Nauchn. Tsentra Sib. Otd. Ross. Akad. Nauk, Ulan-Ude, 2005).
5. E. L. Feinberg, Propagation of Radio Waves along the Earth Surface (Fizmatlit, Moscow, 1999).