Wahyuningsih L, Wahyudi W. IMPROVING EFFORTS OF CRITICAL THINKING OF STATISTICS MATERIAL USING PROBLEM BASED LEARNING MODEL IN FIFTH GRADE MELUNG ELEMENTARY SCHOOL. JH [Internet]. 2019 Jul. 23 [cited 2025 Jan. 31];10(1):28-34. Available from: http://103.242.233.34/index.php/handayani/article/view/14135