1. United Nations Office on Drugs and Crime (WHO) (2009). https://www.unodc.org/documents/wdr/WDR_2009/WDR2009_eng_web.pdf .Accessed 26 May 2014
2. Powledge, T.M.: Addiction and the brain: the dopamine pathway is helping researchers find their way through the addiction maze (1999). http://bioscience.oxfordjournals.org . Accessed 15 June 2014
3. Buonomo, B., Lacitignola, D.: Modeling peer influence effects on the spread of high-risk alcohol consumption behavior. Ric. Mat. 63(1), 101–117 (2014)
4. Benedict, B.: Modeling alcoholism as a contagious disease: how infected drinking buddies spread problem drinking. SIAM News 40(3) (2007)
5. Walters, C.E., Straughan, B., Kendal, J.R.: Modelling alcohol problems: total recovery. Ric. Mat. 62, 33–53 (2013)