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3. 3. V. A. Bronshten. Magnetic effect of the Tungus meteorite, Geomagn. Aeron. (Engl. Transl.) 42, 816-818 (2002).
4. 4. V. D. Gol'din. On the interpretation of some geophysical phenomena accompanying the fall of the Tunguska meteorite, in Cosmic Matter and the Earth, Ed. by Yu. A. Dolgov (Nauka, Novosibirsk, 1986), pp. 44-62 [in Russian].
5. 5. A. V. Zolotov, The Problem of 1908 Tunguska Catastrophe (Nauka Tekh., Minsk, 1969) [in Russian].