1. The measurement and reinforcement of behavior of psychotics;Ayllon;Journal of the Experimental Analysis of Behavior,1965
2. The token economy: A motivational system for therapy and rehabilitation;Ayllon,1968
3. A rapid method of toilet training the retarded;Azrin;Journal of Applied Behavior Analysis,1971
4. Toilet training in less than a day;Azrin,1974
5. Dry bed: A rapid method of eliminating bedwetting (enuresis) of the retarded;Azrin;Behaviour Research and Therapy,1973