1. R. R. Gosline Forbes 12 February 2010; http://forbes.com/2010/02/11/luxury-goods-counterfeit-fakes-chanel-gucci-cmo-network-renee-richardson-gosline.html.
2. J. Rogin The Daily Beast 12 February 2014; http://thedailybeast.com/articles/2014/02/12/the-u-s-tells-you-where-to-buy-the-best-fake-designer-handbags-pirated-movies-and-more.html.
3. Organization for Economic Cooperation and Development (OECD)/European Union Intellectual Property Office Trade in counterfeit and pirated goods: Mapping the economic impact (OECD Publishing 2016).
4. U.S. Food and Drug Administration Counterfeit Medicine (U.S. Department of Health and Human Services 2016); http://fda.gov/Drugs/ResourcesForYou/Consumers/BuyingUsingMedicineSafely/CounterfeitMedicine/default.htm.
5. The global counterfeit drug trade: Patient safety and public health risks;Mackey T. K.;J. Pharm. Sci.,2011