Parameters of self-administration of cocaine in rats under a progressive-ratio schedule

Cocaine Receptors on Dopamine Transporters Are Related to Self-Administration of Cocaine

Mary C. Ritz, R. J. Lamb, Steven R. Goldberg et al. · Science · 1987 · 2.2K citations

Medicine, Neuroscience, Pharmacology +14

Progressive Ratio as a Measure of Reward Strength

William Hodos · Science · 1961 · 1.1K citations

Public Health, Behavioral Sciences, Psychology +17

Problems of Drug Dependence

Occupational Therapy the Official Journal of the Association of Occupational Therapists · 1969 · 984 citations

Medicine, Pharmacology, Psychiatry +12

Self-administration of psychoactive substances by the monkey

G. A. Deneau, Tomoji Yanagita, M.H. SEEVERS · Psychopharmacology · 1969 · 812 citations · Full text

Medicine, Neuroscience, Pharmacology +9

COCAINE-REINFORCED BEHAVIOR IN RATS: EFFECTS OF REINFORCEMENT MAGNITUDE AND FIXED-RATIO SIZE

Roy W. Pickens, Travis Thompson · Journal of Pharmacology and Experimental Therapeutics · 1968 · 425 citations

Medicine, Behavioral Sciences, Psychology +13