Lange-Eichbaum, W. (1928) Genie, Irrsinn and Ruhm.
Karlsson, L. (1974) Schizophrenia and creativity. In Inheritance of Schizophrenia (p. 76). . Copenhagen: Munksgaard.
Mackinnon, D. W. (1962) The nature and nurture of creative talent. American Psychologist, 17, 484–95.
Barron, F. (1963) Creativity and Psychological Health.
Princeton: Van Nostrand.
Dudek, S. Z. (1970) The artist as a person: Generalization based on Rorschach records of writers and painters. Journal of Nervous and Mental Disease, 150, 232–41.
Karlsson, L. (1974) Possible association of schizophrenia with giftedness. In Inheritance of Schizophrenia (p. 81). . Copenhagen: Munksgaard.
Juda, A. (1949) The relationship between highest mental capacity and psychic abnormalities. American Journal of Psychiatry, 106, 296–309.
Myerson, A. & Boyle, R. D. (1941) The incidence of manic depressive psychosis in certain socially important families. American Journal of Psychiatry, 98, 11–21.