MIL-L-23822C (NOTICE-1), MILITARY SPECIFICATION: LIQUID PROPELLANT ROCKET ENGINE LR 64 FOR AQM-37A MISSILE TARGET SYSTEM (10-APR-1987)
MIL-L-23822C (NOTICE-1), MILITARY SPECIFICATION: LIQUID PROPELLANT ROCKET ENGINE LR 64 FOR AQM-37A MISSILE TARGET SYSTEM (10-APR-1987)., Valid for use in acquisition.