Faiz Mudhofir, Edy Cahyono, Sigit Saptono, and Sulhadi Sulhadi. “How to Improve Problem Solving Ability in Learning Physics: A Systematic Review”. International Conference on Science, Education, and Technology, vol. 8, no. 1, Oct. 2022, pp. 654-66, https://proceeding.unnes.ac.id/ISET/article/view/1819.