Rad, Saeed, Lei Gan, Junfeng Dai, Shuaipu Zhang, Liangliang Huang, Linyan Pan, and Mohd Raihan Taha. 2022. “Improved Sprinkler Irrigation Layouts for Smallholders”. International Journal of Agricultural and Biological Engineering 15 (2). Beijing, China:30-38. https://ijabe.org/index.php/ijabe/article/view/6363.