C.I.A. ‘Studies in Intelligence’ Series. May 11, 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/pdfs-vol-56.-no.-1/Studies%2056-1%20Extracts-25April.pdf