1. A. K. Lavrukhina and G. K. Ustinova, Meteorite Probes of Cosmic Ray Variations (Nauka, Moscow, 1990) [in Russian].
2. V. A. Alexeev and G. K. Ustinova, Geokhimiya, No. 5, 467 (2006).
3. G. K. Ustinova, Doklady Akademii Nauk 471 (3), 289 (2016).
4. M. M. M. Meier, Meteorites with Photographic Orbits,
http://www.meteoriteorbits.info (2016).
5. L. D. Landau and E. M. Lifshitch, Mechanics, Moscow: Nauka, (1988).