1. Adams, Mac C, Powers, W. E. and Georgiev, S.: An experimental and theoretical study of quartz ablation at the stagnation point. Jour. Aero. Sci. Vol. 27, No. 7, pp. 535–543, 1960.
2. Bethe, H. A. and Adams, Mac C: A theory of the ablation of glassy materials. Jour. Aero. Sci. Vol. 26, No. 6, pp. 321–328, 1959.
3. Chapman, D. R., Larson, H. K. and Anderson, L. A.: Aerodynamic evidence pertaining to the entry of tektites into the earth’s atmosphere. NASA TR R-134, 1962.
4. Chapman, D. R. and Larson, H. K.: On the lunar origin of tektites. Jour. Geophys. Res., Vol. 68, No. 14, pp. 4305–4358, July 15, 1963. Also NASA TN-D-1556, Feb. 1963.
5. Cheng, S. I.: On the mechanism of atmospheric ablation. Proc. IXth Intern. Astro. Cong. Amsterdam, pp. 1–12, Aug. 1958.