2026. Development of a Heading Technique Training Model in Futsal Games for PJKR Students of the 2024 Class of Tadulako University, Palu. COMPETITOR: Jurnal Pendidikan Kepelatihan Olahraga. 18, 1 (May 2026), 0979–0986. DOI:https://doi.org/10.26858/cpjok.v18i1.587.