Feng, Junhui, Zhiwei Li, Wei Yang, Xiaoping Han, and Xueli Zhang. 2020. “Detection Navigation Baseline in Row-Following Operation of Maize Weeder Based on Axis Extraction”. International Journal of Agricultural and Biological Engineering 13 (5). Beijing, China:181-86. https://ijabe.org/index.php/ijabe/article/view/5022.