Tham khảo Bộ hiệu chỉnh về không

  1. ↑ Burge, J.H. (1993). “Advanced Techniques for Measuring Primary Mirrors for Astronomical Telescopes” (PDF). Ph.D. Thesis, University of Arizona. Chú thích journal cần |journal= (trợ giúp)
  2. 1 2 Lew Allen (Chairman) (1990). “The Hubble Space Telescope Optical Systems Failure Report” (PDF). NASA Technical Report NASA-TM-103443.
  3. ↑ William J. Broad (10 tháng 8 năm 1990). “Panel Finds Error by Manufacturer of Space Telescope”. New York Times.
  4. ↑ Chú thích trống (trợ giúp)
  5. ↑ Wilson, R.N. (1999). Reflecting telescope optics II: manufacture, testing, alignment, modern techniques. 2. Springer Verlag.
  6. ↑ Martin HM, Burge JH, Ketelsen DA, West SC (1997). “Fabrication of the 6.5-m primary mirror for the Multiple Mirror Telescope Conversion”. 2871: 399–404. doi:10.1117/12.269063. ISSN 0277-786X. Chú thích journal cần |journal= (trợ giúp)