ZHU, Zhifang; WU, Guohuan; YE, Bingliang; ZHANG, Yongchang. Reverse design and tests of vegetable plug seedling pick-up mechanism of planetary gear train with non-circular gears. International Journal of Agricultural and Biological Engineering, Beijing, China, v. 16, n. 2, p. 96–102, 2023. Disponível em: https://ijabe.org/index.php/ijabe/article/view/7423. Acesso em: 25 jul. 2026.