“THE EFFECT OF PROBLEM BASED LEARNING MODELS ON STUDENTS’ CRITICAL THINKING SKILL IN GEOGRAPHY CLASS XI IPS SMAN 1 PRINGSEWU” (2025) Journal Learning Geography, 4(1), pp. 8–17. Available at: https://jpips.fkip.unila.ac.id/index.php/jlg/article/view/11 (Accessed: 20 October 2025).