Branch, M N Behavior as a stimulus: joint effects of d-amphetamine and pentobarbital. [electronic resource] - The Journal of pharmacology and experimental therapeutics Apr 1974 - 33-41 p. digital Publication Type: Journal Article ISSN: 0022-3565 Subjects--Topical Terms: AnimalsBehavior, Animal--drug effectsColumbidaeConditioning, OperantDextroamphetamine--antagonists & inhibitorsDiscrimination, Psychological--drug effectsDose-Response Relationship, DrugDrug SynergismPentobarbital--pharmacologyReinforcement Schedule