“Analysis of The Relationship Between Pre-Match Anxiety Levels And The Performance of 12-18-Year-Old Court Tennis Players” (2025) COMPETITOR: Jurnal Pendidikan Kepelatihan Olahraga, 17(2), pp. 2055–2063. Available at: https://competitor.idjournal.eu/index.php/competitor/article/view/295 (Accessed: 19 March 2026).