Albaladejo Garcia, C., and R. Cejuela Anta. “New Proposal for the Physical Fitness Evaluation in Football Referees”. SPORT TK-EuroAmerican Journal of Sport Sciences 9, no. 2 (July 1, 2020): 59–66. Accessed September 12, 2026. https://revistas.um.es/sportk/article/view/431131.