1. Consumptive use of water and irrigation water requirements;American Society of Civil Engineers,1973
2. Intercontinental comparison of evaporation estimates;Burman,1976
3. Estimating pan evaporation and evapotranspiration from climatic data;Christiansen,1966
4. The Climate Near the Ground;Geiger,1959
5. Optimization by the pattern search method;Green,1970