Oktaviana V, Wardani NS. Efektivitas Problem Based Learning Dalam Meningkatkan Hasil Belajar Tematik Peserta Didik Kelas VI . educatio [Internet]. 2023 Dec. 17 [cited 2025 Aug. 2];9(4):2180-5. Available from: https://www.ejournal.unma.ac.id/index.php/educatio/article/view/6140