Fishman, S. T. “A Yeoman’s Job in Developing, Refining, Revising, and Executing a Manualized Group Version of the Clark and Wells (1995) Model, Although More Remains To Be Done”. Pragmatic Case Studies in Psychotherapy, vol. 2, no. 1, Feb. 2006, doi:10.14713/pcsp.v2i1.869.