SATNET and Pluribus Satellite IMP Development, Bolt Beranek and Newman, May 1983.  Distribution Statement A - Approved for Public Release - Distribution Unlimited. This work is not protected by copyright, as it was published in the United States between 1978 and March 1, 1989 but with neither copyright notice nor registration within 5 years.
Bolt Beranek and Newman Inc.
Defense Technical Information Center