1. Agafonova,I.I and Drobyshevski, E.M. : 1985, Earth, Moon and Planets, 33, p. 1.
2. Andreev, G.V., Kascheev,B.L. and Kolomiets, S.V. : 1987, Meteornye issledovaniya, Moskva, p. 93.
3. Andrianov, N.S. : 1987, Meteorn. Rasprostr. Radiovoln, 20, p. 9–14.
4. Babadzhanov, P.B., Bibarsov, R.Sh., Getman, V.S and Kolmakov, V.M.: 1985, Doklady Akad. Nauk SSSR, 284, p. 824.
5. Babadzhaaov, P.B., Obrubov, Yu.: 1986, Doklady Akad. Nauk SSSR, p. 290.