1. Wilson and Gisvold's Textbook of Organic Medicinal and Pharmaceutical Chemistry;Doerge,1986
2. Clark's Isolation and Identification of Drugs;Moffat,1986
3. The Narcotic Drugs and Psychotropic Substances Act,1986
4. Separation, quantitation and isolation of cannabinoids from cannabis Sativa L. by over-pressured layer chromatography;Oroszlan;J. Chromatogr.,1987
5. Use of descending thin-layer chromatography for identification of cannabinoids;Pe;Bull. Narc.,1985