1.
Hafiz M, Asmar A, Yerizon Y. The Effect of Problem Centered Learning (PCL) Approach to Critical Thinking Skills of Class XI MAS Tanah Datar District. J. Pend. Mat. Rafa [Internet]. 2020 Jun. 1 [cited 2025 May 2];6(1):1-14. Available from: https://jurnal.radenfatah.ac.id/index.php/jpmrafa/article/view/4579