1. Hoffer A, Osmond H, Smythies J. Schizophrenia: a new approach. II. Results of a year’s research. J Ment Sci. 1954;100:29–45.
2. Hollister LE. Drug-induced psychoses and schizophrenic reactions, a critical comparison. Ann N Y Acad Sci. 1962;96:80–8.
3. Hollister LE. Chemical psychoses: LSD and related drugs. Springfield, IL: Thomas; 1968.
4. Glennon RA. Classical drugs: an introductory overview. In: Lin GC, Glennon RA, editors. Hallucinogens: an update. Rockville, MD: National Institute on Drug Abuse; 1994.
5. Nichols DE, Glennon RA. Medicinal chemistry and structure-activity relationships of hallucinogens. In: Jacobs BL, editor. Hallucinogens: neurochemical, behavioral, and clinical perspectives. New York: Raven Press; 1984. p. 95–142.