DURANDT, Justin; PARKER, Ziyaad; MASIMLA, Herman; LAMBERT, Mike. Rugby-playing history at the national U13 level and subsequent participation at the national U16 and U18 rugby tournaments. South African Journal of Sports Medicine, [S. l.], v. 23, n. 4, 2011. DOI: 10.17159/2078-516X/2011/v23i4a321. Disponível em: https://journals.assaf.org.za/index.php/sajsm/article/view/321. Acesso em: 10 apr. 2025.