OSAILA, Majed. The Suitable Age to Launch Training of Various Sporting Activities from the Point of Views of Jordanian Coaches. Al-Balqa Journal for Research and Studies, [S. l.], v. 22, n. 1, p. 63–79, 2019. DOI: 10.35875/1105-022-001-004. Disponível em: https://ajrs.ammanu.edu.jo/ojs/index.php/albalqajournal/article/view/181.. Acesso em: 10 oct. 2026.