2025. The Relationship Between Arm Muscle Strength And Arm Length To The Accuracy Of Overall Services In Extracurricular Volleyball Students At State Vocational High School 4 Palembang. COMPETITOR: Jurnal Pendidikan Kepelatihan Olahraga. 17, 3 (Oct. 2025), 2903–2909. DOI:https://doi.org/10.26858/cjpko.v17i3.316.