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Cicilia Angelina Priska, Yokhebed Y. Problem Based Learning to Improve Students’ Problem Solving Skills on Environmental Change Material. J. Biol. Learn. [Internet]. 2024 Mar. 30 [cited 2024 Oct. 12];6(1):1-6. Available from: https://journal.univetbantara.ac.id/index.php/jbl/article/view/4593