@article{Keupp1993, author = {Heiner Keupp}, title = {Psychoanalytische Sozialpsychologie}, journal = {W. Mertens (Ed.), Schl{\"u}sselbegriffe der Psychoanalyse, Stuttgart (Verlag Internationale Psychoanalyse) 1993, pp. 256-266.}, year = {1993}, }