Nira Nurwulandari. “PENERAPAN MODEL PROBLEM BASED LEARNING BERBANTUAN LKPD TERHADAP KEMAMPUAN BERPIKIR KRITIS PADA MATERI GERAK MELINGKAR”. ScienceEdu, vol. 7, no. 2, Dec. 2024, pp. 95-100, https://scienceedu.jurnal.unej.ac.id/index.php/Scedu/article/view/53720.