1. Ges. Schr., V, 312–343.
2. l.c., Ges. Schr., V, p. 387.
3. Fundamental Concepts of Psychoanalysis, p. 262. Harcourt-Brace & Co. 1921.
4. Suicide-prophylaxis in psychoanalysis. Z. f. Psychoan., Pädagogik, 3:379, 1928–29.
5. Summary published in Int. Z. f. Psychoan., 21:101, 1935.