Osman, Abdalla N., Li Xia, and Zhang Dongxing. “Effects of Tilt Angle of Disk Plough on Some Soil Physical Properties, Work Rate and Wheel Slippage under Light Clay Soil”. International Journal of Agricultural and Biological Engineering 4, no. 2 (June 24, 2011): 29–35. Accessed February 27, 2026. https://ijabe.migration.pkpps06.publicknowledgeproject.org/index.php/ijabe/article/view/385.