1. Effect of verbalization on trial-and-error and prompted learning of a perceptual skill;Berry,1973
2. Effects of prompting and feedback on the learning of a perceptual skill;Berry,1971
3. The effects of fading on the acquisition and retention of oral reading;Corey;Journal of Applied Behavior Analysis,1972
4. Facilitating the acquisition of an “in front” spatial discrimination;Dixon;Acta Symbolica,1974
5. Attentional model for the effectiveness of fading in training reading-vocabulary with retarded persons;Dorry;American Journal of Mental Deficiency,1976