Urbaneja, Jordi Segui, Rui Pedro Julião, Ricardo Manuel Nogueira Mendes, Víctor Dorado, and Estela I Farías-Torbidoni. “The Impact of COVID-19 on Physical Activity on People Who Participate on Running and Cycling Sporting Events People in Spain and Portugal”. Retos 39 (January 1, 2021): 743–749. Accessed July 27, 2024. https://recyt.fecyt.es/index.php/retos/article/view/82564.