Booysen MJ, Bentel D, Harry K, Gradidge PJ-L. Anthropometric variables and physical fitness characteristics of male South African semi-professional footballers. SA J. Res. Sp. [Internet]. 2018 Aug. 27 [cited 2026 Sep. 29];40(2):11-2. Available from: https://www.ajol.info/index.php/sajrs/article/view/176642