Wahyono M, Setijono H, Wiriawan O, Akbar Harmono B, Nuryadi A, Pranoto A, et al. The effect of ladder drill exercises on some physical abilities in male junior high school students. sportk [Internet]. 21 de enero de 2024 [citado 4 de abril de 2025];13:20. Disponible en: https://revistas.um.es/sportk/article/view/554801