1. Carlini, E. A., Santos, M., Claussen, U., Bieniek, D., Korte, F.: Structure activity relationship of four tetrahydrocannabinols and the pharmacological activity of five semi-purified extracts of Cannabis sativa. Psychopharmacologia (Berl.) 18, 82?93 (1970).
2. Carlini, E. A., Silva, M. T. A., Cesare, L. C., Endo, R. M.: Effects of chronic administration of ?-(3,4-dimethoxyphenyl)-ethylamine and ?-(3,4,5-trimethoxyphenyl)-ethylamine on the climbing rope performance of rats. Med. Pharmacol. exp. 17, 534?042 (1967).
3. Fraz, I., Friedman, J. J.: Hallucinogenic effects of nutmeg in the adolescent. N.Y. St. J. Med. 69, 463?465 (1969).
4. Green, J. P.: The application of quantum mechanics to pharmacology: some substances active in the nervous system. In: Molecular basis of aspects of mental activity. O. Walass, ed., Vol. 2, pp. 95?111. New York: Academic Press 1967.
5. Kang, S., Green, J. P.: Correlation between activity and electronic state of hallucinogenic amphetamines. Nature (Lond.) 226, 645 (1970a).