LUDEKE, A.; FERREIRA, J. The role of the visual hardware system in rugby performance. African Journal for Physical Activity and Health Sciences, [S. l.], v. 9, n. 3, p. 100–113, 2004. DOI: 10.4314/ajpherd.v9i3.24642. Disponível em: https://www.ajol.info/index.php/ajpherd/article/view/24642. Acesso em: 5 oct. 2026.