Alvarez, Javier and Bello, Pierre-Yves and Faasen, Imar and Feijão, Fernanda and Karachaliou, Krystallia and Kontogeorgiou, Katerina and Lagerqvist, Jenny and Mickelsson, Kajsa and Siamou, Ioanna and Simon, Roland and Vaissade, Laure (2004) Emerging drug phenomena: a European manual on the early information function for emerging drug phenomena. Paris: Observatoire Français des Drogues et des Toxicomanies.

European Monitoring Centre for Drugs and Drug Addiction. Schulze, Horst and Urmeew, Raschid and Auerbach, Kerstin and Alvarez, Javier and Bernhoft, Inger Marie and de Gier, Han and Hagenzieker, Marjan and Houwing, Sjoerd and Knoche, Anja and Pilgerstorfer, Monika and Zlender, Bojan (2012) Driving under the influence of drugs, alcohol and medicines in Europe — findings from the DRUID project. Luxembourg: Publications Office of the European Union. doi: 10.2810/74023.