Dong, C., X. Yang, D. Li, G. Zhao, and Y. Liu. “Service Performance Optimization and Experimental Study of a New W-W Type Non-Circular Planetary Gear Train”. Strojniški Vestnik - Journal of Mechanical Engineering, vol. 70, no. 3-4, Mar. 2024, pp. 128-40, doi:10.5545/sv-jme.2023.673.