1. Diagnostic and statistical manual of mental disorders,2000
2. Controlled Substances Act. Pub. L. 91–513, 84 Stat. 1236, enacted October 27, 1970, codified at 21 U.S.C. §801.
3. Hallucinogens as an aid in psychotherapy: basic principles and results;Leuner,1994
4. Acute adverse reactions to LSD in clinical and experimental use in the United Kingdom;Malleson;Br J Psychiatry,1971
5. LSD and the dying patients;Kast;Chic Med Sch Q,1966