Haofang, Yan, Zhang Chuan, Hiroki Oue, Peng Guangjie, and Ransford Opoku Darko. 2017. “Determination of Crop and Soil Evaporation Coefficients for Estimating Evapotranspiration in a Paddy Field”. International Journal of Agricultural and Biological Engineering 10 (4). Beijing, China:130-39. https://www.ijabe.org/index.php/ijabe/article/view/2290.