Wikipedia: Pablo Escobar
- Biography of the Colombian cocaine dealer who ruled the Medellin cartel.
- http://en.wikipedia.org/wiki/Pablo_Escobar

Cali Cartel Leaders Plead Guilty
- U.S. Attorney's Office press release on successful prosecution of the Rodriguez-Orejuela brothers for money laundering.
- http://www.usdoj.gov/usao/nys/pressreleases/November06/calicartelpleapr.pdf

Wikipedia: Medellín Cartel
- Article on the history of the Colombian drug trafficking organization.
- http://en.wikipedia.org/wiki/Medellin_Cartel

Latin American Drug Syndicates
- Writer Douglas Johnson examines the structure and activities of organized crime groups engaged in the drug trade.
- http://staff2.esuhsd.org/balochie/studentprojects/drugsindicates/index.html

Drug Trafficking in Mexico
- Writer Luis Astorga's in-depth assessment of the Mexican narcotics trade. Published on the web by Management of Social Transformations Program of UNESCO.
- http://www.unesco.org/most/astorga.htm

Mexico On The Edge: The Drug Cartel Threat
- Albuquerque Journal's 1997 special report on the rise of narcotics trafficking organizations in Mexico.
- http://www.abqjournal.com/news/drugs/

PBS Frontline: Colombian Drug Cartels
- Information on South American drug trafficking provided by a PBS news program.
- http://www.pbs.org/wgbh/pages/frontline/shows/drugs/business/inside/colombian.html

Terrorism-Drug Connection
- Writer Mark S. Steinitz chronicles the relationship between terrorist groups, drug cartels and government agencies in Latin America's Andean region.
- http://www.revistainterforum.com/english/pdf_en/pp_steinitz.pdf

Narco-terrorism
- Outlines the history of drug cartels in Colombia and their violent struggles with government.
- http://www.gypsylounge.com/x/sam/history_lesson/col2.htm

The Drug Trafficking Empire of Colombia
- Looks at Colombia's illegal drug exports, the methods used in trafficking and the underworld cartels engaged in the drug trade.
- http://filebox.vt.edu/users/tyjones/COLOMBIAWEBSITEPROJ/HOMEPAGE.htm

The Cali Drug Cartel
- Writer Matthew Kwan conducts a marketing analysis of the cocaine trafficking cartel based in Columbia.
- http://www.darkside.com.au/mba/cali.html