Pengembangan media pembelajaran berbasis aplikasi tentang isyarat-isyarat wasit bolavoli di SMA Negeri 2 Karangan. Journal of Physical Activity (JPA), [S. l.], v. 1, n. 2, p. 60–72, 2020. Disponível em: https://journal.apopi.org/index.php/jpa/article/view/14. Acesso em: 29 aug. 2025.