"STS-49". NASA. 2001. Archived from the original on February 17, 2013. Retrieved February 8, 2022. This article incorporates text from this source, which is in the public domain.
Fricke, Robert W. (July 1992). "STS-49: Space shuttle mission report". NASA. p. 17 of report. NASA-TM-108104. Retrieved February 8, 2022. This article incorporates text from this source, which is in the public domain.
"STS-49". NASA. 2001. Archived from the original on February 17, 2013. Retrieved February 8, 2022. This article incorporates text from this source, which is in the public domain.