Keely, Josue Contingency tracking during unsignaled delayed reinforcement. [electronic resource] - Journal of the experimental analysis of behavior Sep 2007 - 229-47 p. digital Publication Type: Journal Article ISSN: 0022-5002 Standard No.: 10.1901/jeab.2007.06-05 doi Subjects--Topical Terms: AnimalsAppetitive BehaviorAssociation LearningConditioning, OperantDiscrimination LearningExtinction, PsychologicalFemaleGeneralization, ResponseMotivationRatsRats, Sprague-DawleyReinforcement ScheduleReversal LearningTime Perception