Simamora, Pintor, and Victorya Rotua Estomihi Pardede. “THE APLICATION OF PROBLEM BASED LEARNING MODEL ON HEAT AND TEMPERATURE”. Jurnal Pendidikan Fisika 5, no. 2 (December 1, 2016): 64–68. Accessed July 19, 2025. https://jurnal.unimed.ac.id/2012/index.php/jpf/article/view/4399.