Dai, Fei, et al. “Optimization of Mechanized Soil Covering Path Based on the Agronomic Mode of Full-Film Double-Ditch With Double-Width Filming”. International Journal of Agricultural and Biological Engineering, vol. 15, no. 1, Feb. 2022, pp. 139-46, https://ijabe.migration.pkpps03.publicknowledgeproject.org/index.php/ijabe/article/view/6853.