1.
Improving fifth- grade students’ learning outcomes using problem-based learning model in the integrated thematic learning. J. Teach. Learn. Elem. Educ. [Internet]. 2023 Aug. 10 [cited 2025 Sep. 13];6(2):122-8. Available from: https://jtlee.ejournal.unri.ac.id/index.php/JTLEE/article/view/216