Septiadi F, Bachtiar. Investigasi Keterampilan Kata Heian Shodan Menjelang Ujian Kenaikan Tingkat Sabuk: Studi Cross Sectional . Indonesian J. Physical Activity [Internet]. 2023Oct.31 [cited 2024Sep.17];3(2):53-8. Available from: https://ijophya.org/index.php/ijophya/article/view/69