1. NASA, 1961. Results of the Second U.S. Manned Suborbital Space Flight.
2. NASA, March 1993, Task Analysis of Shuttle Entry and Landing Activities.
3. The Boeing Company, 11 April 1973. Apollo/Saturn V Postflight Trajectory AS-512, D5-15560-15.
4. Clark, J. Human Issues Related to Spacecraft Vibration during Ascent.
5. Principal Investigator Microgravity Services ISS Website, Available at http://pims.grc.nasa.gov/ [Accessed 18 August 2016]. Space Shuttle Launch Motion Analysis. Math and Science at Work. [www.nasa.gov/pdf/522589main_AP_ST_Phys_ShuttleLaunch.pdf, accessed June 2017].