1. Transfer of stimulus control procedures in the acquisition and retention of reading;McCoy,1976
2. Acquisition of operant differentiation and discrimination in institutionalized retarded children;Barrett;American Journal of Orthopsychiatry,1965
3. Deficits in acquisition of operant discrimination and differentiation shown by institutionalized retarded children;Barrett;American Journal of Mental Deficiency,1962
4. Studies in the experimental development of left-right concepts in retarded children using fading techniques;Bijou,1968
5. The effects of fading on the acquisition and retention of oral reading;Corey;Journal of Applied Behavior Analysis,1972