M. A. Aulian, “Changes in SKJ student gymnastics learning outcomes following an audiovisual-based flipped classroom in vocational high school students”, Phys. Educ. Learn. Teach. Assess., vol. 1, no. 1, pp. 25–34, Sep. 2026, Accessed: Sep. 30, 2026. Available: https://ejournals.pjki.or.id/index.php/pelta/article/view/14