“Relationship Between Burnout Level and Mental Toughness in Basketball Athletes PORPROV Sinjai”. COMPETITOR: Jurnal Pendidikan Kepelatihan Olahraga 17, no. 3 (October 31, 2025): 3078–3086. Accessed December 8, 2025. https://competitor.idjournal.eu/index.php/competitor/article/view/446.