1.
Silaban B, Sitorus P, Lase LM. The Effect of Problem-Based Learning in Reducing the Misconceptions of Junior High School Learners on the Material of Substance Pressure . japend [Internet]. 2023 Dec. 31 [cited 2024 Oct. 3];4(3):169-81. Available from: https://japend.uho.ac.id/index.php/journal/article/view/73