Davydov, Vladimir, Anna Mankevich, and Olga Morozova. “Strength Preparedness of Young Sportsmen Predispositioned to Sprinter and Stayer Distances”. Physical education, sport and health culture in modern society, no. 4 (40) (February 16, 2018): 90-93. Accessed February 17, 2020. https://sport.eenu.edu.ua/index.php/sport/article/view/1846.