Єфремова (Yefremova A.) А. Я. “Determing the Level of Physical Fitness of Future Electrical Engineers of Railway Transport”. Slobozhanskyi Herald of Science and Sport, no. 2(29) (April 30, 2012): 15–18. Accessed May 21, 2024. https://journals.uran.ua/index.php/1991-0177/article/view/22630.