1. Programmed instruction for institutionalised offenders: contingency management and performance contract;Clements;Psychological Reports,1968
2. The application of operant conditioning principles to work group experience;Ellsworth;American Journal of Occupational Therapy,1969
3. McKee J.M. 1970 The use of programmed instruction in correctional institutions Paper presented at the East Coast Seminar on Adult Basic Education in Morgantown, West Virginia, January 1970
4. McKee J.M. Jenkins W.O. Milan M.A. 1971 The effect of contingency management procedures on the rate of learning Paper presented at the 17th annual meeting of the Southeastern Psychological Association, April 1971
5. McKee J.M. 1971 The use of contingency management to affect learning performance in adult institutionalised offenders Paper presented at the meeting of the American Psychological Association, Washington, D.C., September, 1971