HilgardE. R.Methods and procedures in the study of learning. In StevensS. S. (Ed.), Handbook of experimental psychology. New York: Wiley, 1951. Pp. 517–567.
2.
HovlandC. I.Experimental studies in rote-learning theory: III. Distribution of practice with varying speeds of syllable presentation. J. exp. Psychol., 1938, 23, 172–190.
