Barry, J. R.; Jenkins, D. R.; White, D. J.; Goodman, P. A.; Reingold, L. A.; Simon, A. H.; Kirchhoff, C. M. (February 1, 2003). "Columbia Accident Investigation Board Report. Volume Two". NTIS. Archived from the original on January 31, 2020. Retrieved July 25, 2022.
Barry, J. R.; Jenkins, D. R.; White, D. J.; Goodman, P. A.; Reingold, L. A.; Simon, A. H.; Kirchhoff, C. M. (February 1, 2003). "Columbia Accident Investigation Board Report. Volume Two". NTIS. Archived from the original on January 31, 2020. Retrieved July 25, 2022.