Walter I. A., Allen R. G., Elliott R., Jensen M. E., Itenfisu D., Mecham B., Howell
T. A., Snyder R., Brown P., Echings S., Spofford T., Hattendorf M., Cuenca R. H.,
Wright J. L., Martin D., 2000, ASCE’s standardized reference evapotranspiration equation,,
Watershed management and operations management, Vol. 2000, pp. 1-11
