XIWEN, Luo; ZAIMAN, Wang. Precision Rice Hill-drop Drilling Machine. International Journal of Agricultural and Biological Engineering, [S. l.], v. 1, n. 2, 2008. DOI: 10.25165/ijabe.v1i2.75. Disponível em: https://ijabe.org/index.php/ijabe/article/view/75. Acesso em: 28 jan. 2026.