1. Ackerman, M . (2002, June 14). Personal communication.
2. AIP Study of Multi-Institutional Collaborations. (1992). Phase I: High-Energy Physics. New York: American Institute of Physics. Retrieved August 4, 2006 from http://www.aip.org/history/pubslst.htm#collabs
3. AIP Study of Multi-Institutional Collaborations. (1995). Phase II: Space Science and Geophysics. College Park, MD: American Institute of Physics. Retrieved August 4, 2006 from http://www.aip.org/history/pubslst.htm#collabs