Liu, J., Yu, G., Tong, Z., & Hua, Y. (2022). Design and experimental study of a planetary gearing mechanism based on twice unequal amplitude transmission ratio. International Journal of Agricultural and Biological Engineering, 15(1), 155–163. Retrieved from https://ijabe.migration.pkpps03.publicknowledgeproject.org/index.php/ijabe/article/view/6168