Revaldi Prayoga F, Sari M. Level of Physical Conditions of Football School Players, Batara Jaya Club, Sidomulyo Village, Lirik District, Indragiri Hulu Regency. JOI [Internet]. 2023 Apr. 30 [cited 2024 Oct. 8];7(1):84-96. Available from: https://ejournal-fkip.unisi.ac.id/joi/article/view/2611