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References
- ↑ David Sheldon Boone, Page 83, Volume 4, Chapter 2, A Counterintelligence Reader, by National Counterintelligence Center (Author), Frank J Rafalko (Editor), ISBN 9781780395357
- ↑ Thomas, Pierre (14 October 1998). "Ex-Army Cryptologist Accused Of Spying; FBI Says He Sold Secrets to Soviets" . The Washington Post . Retrieved 2014-12-17.
- ↑ Kilian, Michael (14 October 1998). "Ex-soldier Accused Of Spying For Soviets Caught In FBI Sting". Chicago Tribune . Retrieved 2014-12-17.
- ↑ Riesen, James (14 October 1998). "Spy Agencies' Ex-Analyst Charged With Selling Secrets to Soviets" . The New York Times . Retrieved 2014-12-17.
- ↑ "Crime & Justice" . The Washington Post. 6 November 1998. p. B7. Retrieved 2014-12-17.
- ↑ Davis, Patricia (27 February 1999). "Ex-NSA Worker Gets 24 Years for Spying" . The Washington Post. Retrieved 2014-12-16.
- ↑ "Inmate Locator." Federal Bureau of Prisons. Retrieved on June 16, 2015.
- Some of the text in this article is derived from the public-domain United States Department of Defense document Recent Espionage Cases