1. Aurora, T.S. and M. Kirk, “Eye in the sky: Science with the Hubble Telescope”, Physics Education, vol. 30, no. 1, pp. 163–170, Institute of Physics Publishing, January 1995.
2. Schroeder, D., Astronomical Optics, 2nd edition, Chapter 11, Academic Press, 2000.
3. Endelman, L., “HST mission, history, and systems”, 19th International Congress on High Speed Photography and Photonics, International Society for Optical Engineering, SPIE 1358, 1990.
4. “STS-31 Press Information”, Rockwell International, Space Transportation Systems Division, Publication 3546-V, Rev. 4-90, see p. 13, April 1990.
5. Halliday, D. and R. Resnick, Fundamental of Physics, 2nd edition, Chapter 39, John Wiley & Sons, 1981.