Wang, Yu, et al. “Loading Method for Tractor Rotary Tillage Load Spectrum Based on Extreme Load Retention Resampling”. International Journal of Agricultural and Biological Engineering, vol. 18, no. 4, Aug. 2025, pp. 128-3, https://ijabe.migration.pkpps06.publicknowledgeproject.org/index.php/ijabe/article/view/9418.