Febrianty, W., S. Y. N. Azizah, T. C. N. Amalia, F. N. . Rahmat, I. R. D. A. . Muarifa, R. Y. Rohkma, F. D. Baros, I. R. Saragih, I. K. Mahardika, and Subiki. “Analysis of Completeness and Accuracy of PBL-Based Physics Module Materials in Simple Harmonic Motion”. International Journal of Educational Sciences and Development, vol. 1, no. 1, June 2023, pp. 15-21, doi:10.54099/ijesd.v1i1.599.