Changes in aerobic performance in young football players in an annual training cycle - Sliwowski, R.; Rychlewski T.; Laurentowska, M.; Michalak, E.; Andrzejewski, M.; Wieczorek, A.; Jadczak, L. (Biology of Sport, 2011)
Keywords: sports medicine; training; soccer; youth; performance capacity; aerobic; macrocycle; test; ergometry; training effect; O2; load; Poland; training science; biological and medical sciences; sport games