1. Klingenberg, G.; Heimerl, J. M.: Gun muzzle blast and flash, Progress in Astronautics and Aeronautics, AIAA Educa-tional Series, (1992)
2. Sekine, N.; Matsumura, S.; Aoki, K.; Takayama, K.: Generation and propagation of shock waves in the exhaust pipe of a four cycle automobile engine, 17th International Sympo-sium on Shock Wave and Shock Tubes, Bethlehem, pp. 671–676, (1989)
3. Matsuo, K.; Aoki, T.: Wave problems in high-speed rail-way tunnel, 18th International Symposium on Shock Wave and Shock Tubes, Sendai, 1992)
4. Adamson, T. C. Jr.; Nicholls, A.: On the structure of jets from highly underexpanded nozzles into still air, J. Aerospace Sciences, vol. 26, pp. 16–24, (1959)
5. Sherman, F. S.: The structure and utilization of supersonic free jets in low density wind tunnels, Rarefied Gas Dynamics, Academic Press, New York, Vol. 2, pp. 84–105, (1966)