Ambarita, Pretti TM. “DEVELOPMENT OF LEARNING INSTRUMENTSPROBLEM BASEDTO IMPROVE PHYSICSLEARNING OUTCOMES ON TOPICS STATIC FLUID”. Jurnal Pendidikan Fisika 6, no. 1 (June 1, 2017): 8–12. Accessed July 3, 2025. https://jurnal.unimed.ac.id/2012/index.php/jpf/article/view/6338.