1. L. A. Vulis, Sh. A. Ershin, and L. P. Yarin, Basic Theory of Gas Flares [in Russian], Énergiya, Moscow (1968).
2. W. R. Hawthorne, D. S. Weddell, and H. C. Hottel, in: 3rd Symposium on Combustion and Flame and Explosion Phenomena, Williams and Wilkins, Baltimore (1949).
3. A. A. Townsend, Proc. Roy. Soc.,A224, 487 (1954).
4. N. A. Zamyatina, A. G. Prudnikov, and V. N. Sagalovich, Izv. VUZ. Ser. Aviatsionnaya Tekhnika, 2 (1966).
5. A. G. Prudnikov and V. N. Sagalovich, in: Kinetics and Aerodynamics of Combustion [in Russian], Nauka, Moscow (1969).