1. J. H. Blackburn and L. B. Seely, Nature,202, 276 (1964).
2. G. V. Belyakov, Dokl. Akad. Nauk SSSR,218, 6 (1974).
3. G. V. Belyakov, L. L. Livshits, and V. N. Rodionov, Izv. Akad. Nauk SSSR, Fiz. Zemli, 10 (1974).
4. Ya. B. Zel'dovich and Yu. P. Raizer, Physics of Shock Waves and High-Temperature Phenomena [in Russian], Nauka, Moscow (1966).
5. R. Kinslow (editor), High-Velocity Impact Phenomena, Academic Press (1970).