1. Interagency Report on Orbital Debris (Office of Science and Technology Policy, U.S. National Science and Technology Council, Washington, DC, 1995).
2. “Technical Report on Space Debris: Text of the Report adopted by the Scientific and Technical Subcommittee of the United Nations Committee on the Peaceful Uses of Outer Space” (United Nations New York 1999).
3. Orbital Debris Q. News9(1), 10 (2005)(www.orbitaldebris.jsc.nasa.gov/newsletter/newsletter.html).
4. Orbital Debris Q. News9(3), 10 (2005).
5. Johnson N. L. Whitlock D. O. Anz-Meador P. D. Cizek E. M. Portman S. A. History of On-Orbit Satellite Fragmentations (SC-62530 NASA Johnson Space Center Houston TX ed. 13 2004).