R. Fernando, Z. Zulrafli, and S. Sasmarianto, “The Effectiveness of Football Learning Through the Playing K Approach to Motor Ability for Riau Sports High School Students: Efektivitas Pembelajaran Sepakbola Melalui Pendekatan Bermain K Terhadap Motor Ability Bagi Siswa Sman Olahraga Riau”, ORKES, vol. 1, no. 2, pp. 202–208, Aug. 2022.