Dai, Fei, et al. “Analysis and Performance Test on Dynamic Seed Corn Threshing and Conveying Process With Variable Diameter and Spacing”. International Journal of Agricultural and Biological Engineering, vol. 16, no. 2, May 2023, pp. 259-66, https://www.ijabe.migration.pkpps06.publicknowledgeproject.org/index.php/ijabe/article/view/7741.