1. Links to NASA's Strategic Plan and to the NASA enterprises may be found online at http://www.nasa.gov/enterprises.html accessed on 6/18/2002.
2. Current descriptions of the architectural elements and communications technologies may be found online at http://scp.grc.nasa.gov/. accessed on 6/18/2002.
3. Spacecraft/ground architectures using internet protocols to facilitate autonomous mission operations. Proceedings of the 2000 IEEE Aerospace Conference, March 2000.
4. Internet data delivery for future space missions. Proceedings of the Earth Science Technology Conference, 2002, Pasadena, CA, June 2002.
5. Links to the CCSDS standards, including the SCPS standards, may be found online at http://www.ccsds.org/. accessed on 6/18/2002.