1. The Marihuana Problem In the City of New York 1944
2. BUTLER, T.C., PHENOBARBITAL - STUDIES OF ELIMINATION, ACCUMULATION, TOLERANCE, AND DOSAGE SCHEDULES, JOURNAL OF PHARMACOLOGY AND EXPERIMENTAL THERAPEUTICS 111: 425 (1954).
3. CARLINI, E.A., TOLERANCE TO CHRONIC ADMINISTRATION OF CANNABIS SATIVA (MARIHUANA) IN RATS, PHARMACOLOGY 1: 135 (1968).
4. EDDY, N.B., BULLETIN OF THE WORLD HEALTH ORGANIZATION 32: 1604 (1965).
5. Schedules of Reinforcement 1957