PIURKOSKI HA, KALINOWSKI FG. PEAK OF ACCELERATION IN SCHOOL AGED 13 AND 14 YEARS IN THE RACE OF 75 METERS. FIEP-Bulletin [Internet]. 2013 Jan. 11 [cited 2024 Jul. 22];83(1). Available from: https://fiepbulletin.net/fiepbulletin/article/view/2932