H. Prasetijo, M. Khairudin, K. Wirtayasa, M. . Syaiful Aliim, and W. . Herry Purnomo, “Recent Advances in Cogging Torque Reduction for Radial-Flux PMSMs: A Systematic and Bibliometric Review ”, J. Curr. Sci. Technol., vol. 16, no. 2, p. 170, Mar. 2026.