1. THC Pharm Frankfurt, Germany Untersuchung des Handelsproduktes Spice http://usualredant.de/drogen/download/analyse-thc-pharm-spice-jwh-018.pdf
2. Spice and other herbal blends: harmless incense or cannabinoid designer drugs?;Auwärter;J. Mass Spectrom.,2009
3. EMCDDA (European Monitoring Centre for Drugs and Drug Addiction) Thematic paper: Understanding the “Spice” phenomenon http://www.emcdda.europa.eu/publications/thematic-papers/spice
4. “Spice” - Plant material(s) laced with synthetic cannabinoids or cannabinoid mimicking compounds;DEA (US Drugs Enforcement Administration);Microgram Bull.,2009
5. Identification of a cannabinoid analog as a new type of designer drug in a herbal product;Uchiyama;Chem. Pharm. Bull.,2009