CIA. ‘Studies in Intelligence’ Declassified Series. July 22, 2012Uncategorizedtimothyrobarts https://www.cia.gov/library/center-for-the-study-of-intelligence/csi-publications/csi-studies/index.html https://www.cia.gov/library/center-for-the-study-of-intelligence/csi-publications/csi-studies/studies/vol.-56-no.-1/index.html https://www.cia.gov/library/center-for-the-study-of-intelligence/csi-publications/csi-studies/studies/vol.-55-no.-4/index.html