Dynamic Analysis of Weight Bounce in one or two Mass during the Lift. College of Basic Education Research Journal, [S. l.], v. 5, n. 4, p. 1–20, 2007. DOI: 10.33899/berj.2007.Vol5.Iss4.39890. Disponível em: https://berj.uomosul.edu.iq/index.php/berj/article/view/39890. Acesso em: 25 aug. 2026.