1.
Mahrani E, Bukit N, Sinulingga K. THE EFFECT OF PROBLEM BASED LEARNING (PBL) MODEL TOWARD STUDENT’S PROBLEM SOLVING ABILITY AND CRITICAL THINKING ABILITY IN JUNIOR HIGH SCHOOL. JPF Unimed [Internet]. 2017 Dec. 27 [cited 2025 Jul. 15];6(2):81-5. Available from: https://jurnal.unimed.ac.id/2012/index.php/jpf/article/view/8127