Foulkes, S.H.
(1964) Therapeutic Group Analysis. London: Allen and Unwin; reprinted London: Karnac, 1984.
2.
Foulkes, S.H.
(1973) `The Group as Matrix of the Individual's Mental Life', in L.R. Wolberg and E.K. Schwartz (eds) Group Therapy. New York: Intercontinental Medical Book Corp.
3.
Pichon Riviere, E.
(1964-5) Written lectures from the Theoretical Course for Group Co-ordinators, Buenos Aires.
4.
Pichon Riviere, E.
(1977) El Proceso Grupal -Del Psicoanalisis a la Psicologia Social (The Group Process - From Psychoanalysis to Social Psychology). Buenos Aires: Nueva Visión.
5.
Pichon Riviere. E.
(1979) Teoria del Vinculo (The Theory of the Bond). Buenos Aires: Nueva Visión.