Ansar, A., Hidayat, R., & Mada Ali, S. (2022). Improving the Ability to Compare Content of Various Reviews to Find a Systematic Review Using the Problem Based Learning Model Private Vocational School 1 Mamuju. Edumaspul: Jurnal Pendidikan, 6(2), 3142-3150. Retrieved from https://ummaspul.e-journal.id/maspuljr/article/view/5289