Di Mauro, D., M. Bonaiuto, D. Buda, A. Bonaiuto, R. Franzò, D. Bruschetta, and F. Trimarchi. “Acute Effects of Static Stretching on Jump Performance”. Italian Journal of Anatomy and Embryology, vol. 119, no. 1, Mar. 2015, p. 68, https://oajournals.fupress.net/index.php/ijae/article/view/2421.