Ніколаєнко Валерій Вадимович (Valery Nikolaenko). “Technology of Physical Training Young Footballers”. Slobozhanskyi Herald of Science and Sport, no. 5(49) (October 31, 2015): 78–85. Accessed June 30, 2024. https://journals.uran.ua/index.php/1991-0177/article/view/52307.