Efektivitas Latihan Coping Strategy Berbasis Problem-Focused Coping (PFC) terhadap Tingkat Kecemasan Pra-Pertandingan Atlet Petanque UNDIKMA. sj [Internet]. 2024 Dec. 30 [cited 2026 Jan. 29];4(2):68-7. Available from: https://journal-center.litpam.com/index.php/sfj/article/view/2686