Zhao, Jing, Shibo Ma, and Xiangxuan Kong. “The Basic Model of Green Farming Cycle Agriculture Comparison and Optimization Study”. Economics & Management Review 3, no. 1 (December 30, 2022). Accessed May 6, 2025. http://www.masonpublish.org/index.php/the-economics-management-review/article/view/156.