IwaharaS.SugimuraT. [Studies of discrimination learning: I. The number of trials during prior learning.] Jap. J. educ. Psychol., 1958, 6, 106–112. (English abstract).
2.
SugimuraT.IwaharaS.Studies of discrimination learning: II. When the number of trials during prior learning is more widely distributed. Jap. J. educ. Psychol., 1959, 6, in press.
3.
UnderwoodB. J.Proactive inhibition as a function of time and degree of prior learning. J. exp. Psychol., 1949a, 39, 24–34.
4.
UnderwoodB. J.Experimental psychology. New York: Appleton-Century-Crofts, 1949b.