Lu, En, Lizhang Xu, Yaoming Li, Zhong Tang, and Zheng Ma. 2020. “Modeling of Working Environment and Coverage Path Planning Method of Combine Harvesters”. International Journal of Agricultural and Biological Engineering 13 (2):132-37. https://ijabe.migration.pkpps06.publicknowledgeproject.org/index.php/ijabe/article/view/5210.