Yang, Laihao, Yu Sun, Ruobin Sun, Lixia Gao, and Xuefeng Chen. “Analytical Modeling and Mechanism Analysis of Time-Varying Excitation for Surface Defects in Rolling Element Bearings”. Journal of Dynamics, Monitoring and Diagnostics 2, no. 2 (February 21, 2023): 89–101. Accessed April 18, 2024. https://ojs.istp-press.com/dmd/article/view/154.