Ortega Vila G, Franco Martín J, Giménez Fuentes-Guerra J, Durán González J, Jiménez Sánchez C, Jiménez Martín PJ, Lambert J. An evaluation of the "white card" as a resource for promoting an educational sports competition. J. Hum. Sport Exerc. [Internet]. 2016 Dec. 25 [cited 2024 Apr. 24];11(1):19-30. Available from: https://www.jhse.ua.es/article/view/2016-v11-n1-evaluation-white-card-resource-promoting-educational