1. Progressive Relaxation Training: A Manual for the Helping Professions;Bernstein,1973
2. The specific control of anxiety: “hypnosis” and “conditioning”;Paul;Paper presented to the American Psychological Symposium,1966
3. Outcome of systematic desensitization II: Controlled investigations of individual treatment, technique variations, and current status;Paul,1969
4. Cue-controlled relaxation in the treatment of test anxiety;Russell;J. Behav. Ther. & Exp. Psychiat.,1973
5. Group cue-controlled relaxation in the treatment of test anxiety;Russell;Behav. Therapy,1974