1. BOICE, R., & BOICE, C. Drinking behaviors of newly captured rodents. Amer. Zool., 1967, 7, 217 (Abstract)
2. BOICE, R., & DENNY, M. R. The conditioned licking response in rats as a function of the CS-UCS interval. Psychon. Sci., 1965, 3, 93–94.
3. HULSE, S. H. Stimulus intensity and the magnitude of the licking reflex in rats. Psychon Sci., 1966, 6, 33–34.
4. KEEHN, J. D., & ARNOLD, E. M. M. Licking rates of albino rats. Science, 1960, 132, 739–741.
5. KING, J. A., & NICHOLS, J. W. Problems of classification. In R. H. Waters, D. A. Rethlingschaefer, and W. E. Caldwell (Eds.), Principles of comparative psychology. New York: McGraw-Hill, 1960.