AbrahamK. (1911): Notes on the Psycho-analytic Investigation and Treatment of Manic-depressive Insanity and Allied Conditions.Selected Papers on Psycho-Analysis.London, Hogarth Press and Institute of Psychoanalysis.
2.
BibringE. (1953): The Mechanism of Depression. In Affective Disorders, ed. by GreenacrePhyllis, New York, International Universities Press.
GitelsonM. (1958): On Ego Distortion.International Journal of Psychoanalysis, Vol. 39.
6.
GreenacreP. (1952): Trauma, Growth, and Personality.New York, W. W. Norton.
7.
GreensonR. (1958): Phobia, Trauma and Ego. Reported by Leon Ferber in Journal of the American Psychoanalytic Association, 1958, Vol. VII.
8.
SchurM. (1953): The Ego and Anxiety. In Drives, Affects, and Behavior, Vol. I. ed. by LoewensteinR., New York, International Universities Press.
9.
ZetzelE. (1949): Anxiety and the Capacity to Bear It.International Journal of Psycho-analysis,XXX, 1950.
10.
ZetzelE. (1964): Depression and the In-capacity to Bear It. In Drives, Affects, and Behavior, Vol. II, ed. by SchurMax. International Universities Press, 1965.
11.
ZetzelE. (1964): The Theory of Therapy in Relation to a Developmental Model of the Psychic Apparatus.International Journal of Psycho-analysis, Vol. XLVI.