Hamoud, Yousef Alhaj, et al. “Effects of Irrigation Water Regime, Soil Clay Content and Their Combination on Growth, Yield, and Water Use Efficiency of Rice Grown in South China”. International Journal of Agricultural and Biological Engineering, vol. 11, no. 4, Aug. 2018, pp. 144-55, https://ijabe.migration.pkpps03.publicknowledgeproject.org/index.php/ijabe/article/view/3895.