1.
Lis-Velado P, Carriedo A. Effects of a football competition based on the Brave League on fair play, goal orientation, effort and pressure-tension on primary school students. sportk [Internet]. 2019 Jul. 28 [cited 2026 Apr. 2];8(2):65-72. Available from: https://revistas.um.es/sportk/article/view/391761