Yang, Yang, and Hongguang Zhu. “Fluid-Solid Drag Models Selection for Simulating Wheat Straw Particle Movement in Anaerobic Digester”. International Journal of Agricultural and Biological Engineering 16, no. 2 (May 12, 2023): 249–258. Accessed July 25, 2026. https://ijabe.org/index.php/ijabe/article/view/8003.