1. Two-year follow-up of systematic desensitization in therapy groups.
2. Reduction of examination anxiety and ‘stage-fright’ by group desensitization and relaxation
3. The Effect of systematic desensitization on speech anxiety
4. Nichols, Jack G. 1969. “An Investigation of the Effects of Varied Rates of Training on Systematic Desensitization for Interpersonal Communication Apprehension”. Michigan State University. unpubl. Ph.D. diss.