1. Brenner C (1979) Praxis der Psychoanalyse. Fischer, Frankfurt am Main (Engl. ( 1976 ): Psychoanalytic technique and psychic conflict. Int Univ Press, New York )
2. Eagle M (1983) The epistemologieal status of recent developments in psychoanalytic theory. In: Cohen RS, Laudan L (eds) Physics, philosophy and psychoanalysis. Reidel, Dordrecht Boston, pp 31–55
3. Edelson M (1984) Hypothesis and evidence in psychoanalysis. Univ Chicago Press, Chicago
4. Edelson M (1986) Causal explanation in science and in psychoanalysis. Psychoanal Study Child 41: 89–127
5. Ellenberger HF (1973) Die Entdeckung des Unbewußten, 2 Bde. Huber, Bern (Engl. ( 1970 ): The discovery of the unconscious. Basic Books, New York )