1. BRIDGER, C.A. (1955): The medical aspects of death reports. South. med. J.,48: 984?989.
2. DENMARK, W.L. (1966): Special weather summary, climatological data, Illinois. Weather Bureau, Asheville, N.C., 71: 87.
3. GOVER, M. (1938): Mortality during periods of excessive temperature.Public Health Reports, Washington, D.C. 53, pt. 2 : 1137.
4. KUTSCHENREUTER, P.H. (1960): Weather does affect mortality. Amer.Soc.Heat.,Refrig., Eng. J., 2: 39?43.
5. LEITHEAD, C.S. and LIND, A.R. (1964): Heat stress and heat disorders. Davis Comp., Philadelphia, 198?204.