DinsmoorJ. A.A quantitative comparison of the discriminative and reinforcing functions of a stimulus. J. exp. Psychol., 1950, 40, 458–472.
4.
GreenE. J.Concept formation: A problem in human operant conditioning. J. exp. Psychol., 1955, 49, 175–180.
5.
HollandJ. G.Techniques for behavioral analysis of human observing. Science, 1957, 125, 348–350.
6.
MarxM. H.Resistance to extinction as a function of continuous or intermittent presentation of a training cue. J. exp. Psychol., 1958, 56, 251–255.
7.
MelchingW. H.The acquired reward value of an intermittently presented neutral stimulus. J. comp. physiol. Psychol., 1954, 47, 370–374.
8.
MyersJ. L.Secondary reinforcement: A review of recent experimentation. Psychol. Bull., 1958, 55, 284–301.
9.
NottermanJ. M.A study of some relations among aperiodic reinforcement, discrimination training, and secondary reinforcement. J. exp. Psychol., 1951, 41, 161–169.
10.
SchoenfeldW. N.AntonitisJ. J.BershP. J.A preliminary study of training conditions necessary for secondary reinforcement. J. exp. Psychol., 1950, 40, 40–45.
11.
SkinnerB. F.The behavior of organisms. New York: Appleton-Century-Crofts, 1938.
12.
WyckoffL. B.The role of observing responses in discrimination learning. Psychol. Rev., 1952, 59, 431–442.
13.
WyckoffL. B.Toward a quantitative theory of secondary reinforcement. Psychol. Rev., 1959, 66, 68–78.