Labudova, J., N. A. Aghel, y D. Nemcek. «THE CHANGES IN MOTOR PERFORMANCE AFTER ONE-YEAR SOCCER PRE-PREPARATION IN 10-11 YEAR OLD BOYS». Fiep Bulletin - Online, vol. 80, julio de 2011, https://www.fiepbulletin.net/fiepbulletin/article/view/893.