1. Aichorn, A. (1925) Wayward Youth. English translation, New York: Viking Press.
2. Alexander, F. & Staub, H. (1929) The Criminal, the Judge and the Public. English translation, second edition, New York: Free Press, 1956.
3. Brecht, K. etal (1990) Here Life Goes on in a Most Peculiar Way. Psychoanalysis Before and After 1933. Hamburg: Keller Verlag.