“The Effectiveness of Problem-Based Learning (PBL) Strategy On Learning The Concept Of Travelling Violation In Basketball” (2025) COMPETITOR: Jurnal Pendidikan Kepelatihan Olahraga, 17(2), pp. 1556–1561. Available at: https://competitor.idjournal.eu/index.php/competitor/article/view/142 (Accessed: 19 March 2026).