1. D.S. Goldin, Policy for limiting orbital debris generation, NASA Management Instruction 1700.8, Office of the Administrator, NASA Headquarters, 5 April 1993.
2. Anon., Guidelines and assessment procedures for limiting orbital debris, NSS 1740.14, Office of Safety and Mission Assurance, NASA Headquarters, August 1995.
3. D.S. Goldin, NASA policy for limiting orbital debris generation, NASA Policy Directive 8710.3, Office of the Administrator, NASA Headquarters, 29 May 1997.
4. S. O’Keefe, NASA policy for limiting orbital debris generation, NASA Policy Directive 8710.3A, Office of the Administrator, NASA Headquarters, 27 January 2003.
5. N.L. Johnson, Revisions to NASA policy directive and safety standard for orbital debris mitigation, in: Space Debris and Space Traffic Management Symposium 2003, Paper IAA 03-5.4.10, vol. 109, Science and Technology Series, American Astronautical Society, 2004, pp. 493–501.