Groshkova, Teodora and Cunningham, Andrew and Singleton, Nicola and Laniel, Laurent and Surmont, T and Sedefov, Roumen (2018) The future of drug supply monitoring in Europe. Lisbon: European Monitoring Centre for Drugs and Drug Addiction.

Groshkova, Teodora and Cunningham, Andrew and Royuela, Luis and Singleton, Nicola and Saggers, Tony and Sedefov, Roumen (2018) Drug affordability-potential tool for comparing illicit drug markets. International Journal of Drug Policy, 56, pp. 187-196.