Turci, Michela C., Antonio La Torre, Vincenzo G. Ferrara, and Gian Piero Grassi. “Strength of Knee Flexor and Extensor Muscles in Young Male Orienteers”. Italian Journal of Anatomy and Embryology 115, no. 1/2 (November 11, 2010): 171. Accessed May 3, 2024. https://oajournals.fupress.net/index.php/ijae/article/view/4556.