The effect of some technical means in the proficient style to learn the skill of jumping on the jumping platform among the students of the Teachers Institute - Education Al-Karkh / second. Journal of the College of Basic Education, [S. l.], v. 21, n. 90, p. 1021–1032, 2022. DOI: 10.35950/cbej.v21i90.6935. Disponível em: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/6935.. Acesso em: 8 may. 2025.