SAMAR, Mohamed; HIMOUD, Ahmed. The effect of plyometric training on improving the explosive strength of volleyball players aged under U19. Journal of Human Sciences , Constantine, Algeria, v. 31, n. 2, p. 835–853, 2020. Disponível em: http://conferences.umc.edu.dz/h/article/view/3361. Acesso em: 10 jan. 2026.