1. Adams, O. K. Experimental studies of adaptive behavior in cats. Comp. Psychol. Monogr., 1929, 6, No. 27.
2. Arnold, W. J. Simple reaction chains and their integration. I. Homogeneous chaining with terminal reinforcement. J. comp. physiol. Psychol., 1947, 40, 349–363.
3. Baernstein, H. D., & Hull, C. L. A mechanical model of the conditioned reflex. J. gen. Psychol, 1931, 5, 99–106.
4. Bass, M. J., & Hull, C. L. The irradiation of a tactile conditioned reflex in man. J. comp. Psychol, 1934, 17, 46–65.
5. Bendig, A. W. Latent learning in a water maze. J. exp. Psychol, 1953, 43, 134–137.