Curtis, Glenn E.. Nations Hospitable to Organized Crime and Terrorism. Washington: D.C.: Federal Research Division, Library of Congress, 2003.

Curtis, Glenn E.. Nations Hospitable to Organized Crime and Terrorism. Federal Research Division, Library of Congress, 2003.

Curtis, Glenn E.. Involvement of Russian Organized Crime Syndicates, Criminal Elements in the Russian Military, and Regional Terrorist Groups in Narcotics Trafficking in Central Asia, the Caucasus, and Chechnya. Washington, D.C.: Federal Research Division, Library of Congress, 2002.