Graveline, William R., Kenneth E. Patton, Paul Francis, et al. Defense Acquisitions: Analysis of Processes used to Evaluate Active Protection Systems. Washington, DC: Government Accountability Office, 2007.

Graveline, William R., Kenneth E. Patton, Paul Francis, et al. Defense Acquisitions: Analysis of Processes used to Evaluate Active Protection Systems. Washington, DC: Government Accountability Office, 2007.