Ma, Qun, and Xiangwei Zhang. “Research on an Analytical Method for the Forming Force of External Spline Cold Roll-Beating”. Strojniški vestnik - Journal of Mechanical Engineering 69, no. 9-10 (September 14, 2023): 409–421. Accessed July 27, 2024. https://ojs30.sv-jme.eu/index.php/sv-jme/article/view/616.