1. National Drug Court Institute (NDCI) Designer drugs: what drug court practitioners need to know http://www.ndci.org/sites/default/files/nadcp/Designer%20Drugs.pdf
2. The new drug phenomenon;Brandt;Drug Test Anal,2014
3. Designer drugs: an escalating health challenge;Madras;J Glob Drug Policy Pract,2012
4. European Monitoring Centre for Drugs and Drug Addiction (EMCDDA) Annual Report 2012: The State of the Drugs Problem in Europe Luxembourg Publications Office of the European Union http://www.emcdda.europa.eu/attachements.cfm/att_190854_EN_TDAC12001ENC_.pdf
5. European Monitoring Centre for Drugs and Drug Addiction (EMCDDA)-Europol EMCDDA-Europol 2013 annual report on the implementation of council decision 2005/387/JHA Luxembourg Publications Office of the European Union http://www.emcdda.europa.eu/attachements.cfm/att_229598_EN_TDAN14001ENN.pdf