Nan, Li, Zhang Chunlong, Chen Ziwen, Ma Zenghong, Sun Zhe, Yuan Ting, Li Wei, and Zhang Junxiong. 2015. “Crop Positioning for Robotic Intra-Row Weeding Based on Machine Vision”. International Journal of Agricultural and Biological Engineering 8 (6):20-29. https://doi.org/10.25165/ijabe.v8i6.1932.