Changes in jump and sprint performances during 14 preseasons in a Spanish reserve elite soccer team / Asier Los Arcos, Raúl Martínez-Santos, Filipe M. Clemente, Daniel Castillo.
Differentiated perceived match load and its variability according to playing position in professional soccer players during an entire season / Unai Azcárate, Javier Yanci, Asier Los Arcos.