Key points are not available for this paper at this time.
Arthur W. Melton, Jean McQueen Irwin, The Influence of Degree of Interpolated Learning on Retroactive Inhibition and the Overt Transfer of Specific Responses, The American Journal of Psychology, Vol. 53, No. 2 (Apr., 1940), pp. 173-203
Melton et al. (Mon,) studied this question.