Kolcum, Edward, "First USAF/McDonnell Douglas Delta 2 Launch Begins New Military
Space Era," Aviation Week & Space Technology, 20 February 1989, page 18-19. (1)
"News and Comment," Air Force Magazine, October 1989, page 29. (2)
Maj Michael J. Muolo, Maj Richard A. Hand, Maj Bonnie Houchen and Maj Lou Larson,
Space Handbook A War Fighter's Guide to Space -- Volume One, AU-18, Air University Air
Command and Staff College, (Air University Press, Maxwell Air Force Base, Alabama,
December 1993). (3)
