1. Hashish analysis;Korte,1965
2. Recent advances in the chemistry of hashish;Mechoulam;Fortschr. Chem. Org. Naturst.,1967
3. Recent results in hashish chemistry;Korte,1970
4. Introduction to the analysis of cannabis constituents especially in smoke and body fluids;Merkus;Pharm. Weekbl.,1972
5. Gas chromatography of cannabis constituents and their synthetic derivatives;Vree;J. Chromatogr.,1972