Mumtaz, A., Sjaifuddin, and D. I. Suryani. “The Effect of the Project-Based Learning (PjBL) Model on the Learning Motivation of Eighth-Grade Students Regarding the Food Test Topic”. PENDIPA Journal of Science Education, vol. 10, no. 1, Feb. 2026, pp. 256-63, doi:10.33369/pendipa.10.1.256-263.