MACHOTA BLAS, V.E. Triathlon: an innovative approach in secondary school physical education. SPORT TK-EuroAmerican Journal of Sport Sciences, [S. l.], v. 5, n. 1, p. 55–64, 2016. DOI: 10.6018/249121. Disponível em: https://revistas.um.es/sportk/article/view/249121. Acesso em: 13 sep. 2026.