1. DEPARTMENT OF HEALTH, THE CITY OF NEW YORK (1979): Summary of vital statistics 1978 — the City of New York.
2. McNEIL, D. (1977): Interactive Data Analysis, John Wiley and Sons, Inc., New York.
3. MILLS, C. A. (1934): Suicides and homicides in their relation to weather changes. Amer. J. Psychiat., 91: 669–677.
4. OBERSTEG, J. I. and MARZETTA, B. (1957): Zur Frage “Selbstmord und Witterung”. Dtsch. Z. ges. gerichtl. Med., 46: 18–26.
5. POKORNY, A. D., DAVIS, F. and HARBERSON, W. (1963): Suicide attempts, and weather. Amer. J. Psychiat., 120: 377–381.