KEARNEY, P. The influence of nationality and playing position on relative age effects in rugby union: A cross-cultural comparison. South African Journal of Sports Medicine, [S. l.], v. 29, n. 1, p. 1–4, 2017. DOI: 10.17159/2078-516X/2017/v29i1a4238. Disponível em: https://journals.assaf.org.za/index.php/sajsm/article/view/4238. Acesso em: 10 apr. 2025.