Khawam . . ع. . The effect of using individual competition style according to the contractual learning strategy on teaching javelin throwing effectiveness. Journal of Studies and Researches of Sport Education, [S. l.], v. 31, n. 4, p. 56–74, 2021. Disponível em: https://www.jsrse.edu.iq/index.php/home/article/view/11. Acesso em: 22 sep. 2026.