1.
Simangunsong IT, Uskenat K, Damanik DP, Simangunsong IP, Purba AA. Improvement of High School Students’ Physics Problem Solving Skills Through Problem Based Learning Assisted by LKPD (Student Worksheets). Jurnal. Kependidikan. Fisika [Internet]. 2024 Dec. 3 [cited 2025 Aug. 15];12(2):275-86. Available from: https://e-journal3.undikma.ac.id/index.php/Lensa/article/view/13544