Blackwell, R.D.
(1984) `The Negotiation of Communicational Rules in a Group-Analytic Group', British Journal of Psychotherapy1: 144-151.
2.
Hinshelwood, R.D.
(1982) `The Individual in the Social Network', in M. Pines and L. Rafaelsen (eds) The Individual and the Group. New York: Plenum Press.