1. The reward value of light increment under supranormal and subnormal arousal;Berlyne;Can. J. Psychol.,1969
2. Effects of predictable versus unpredictable feeding schedules on chimpanzee behavior;Bloomsmith;Lab. Anim. Sci.,1995
3. Analysis of Demand Behavior: A Study of Energy Elasticities;Bohi,1981
4. From Darwin to Behaviorism: Psychology and the Minds of Animals;Boakes,1984
5. The case for the use of animals in biomedical research;Cohen;New Eng. J. Med.,1986