Mariam, A. Ramadhan, and S. Sutrisnawati, “Development of Project-Based Learning (PjBL) Based Student Worksheets (LKPD) to Improve The Collaboration and Creative Thinking Skills of Students of Junior High School”, Int. J. Educ. Hum. Soc. Stud., vol. 2, no. 1, pp. 17–23, Mar. 2025, doi: 10.63895/j30321271.2025.v2.i1.pp17-23.