Ніколаєнко Валерій Вадимович (Valery N. Technology of physical training young footballers. Slobozhanskyi Herald of Science and Sport, [S. l.], n. 5(49), p. 78–85, 2015. DOI: 10.15391/snsv.2015-5.013. Disponível em: https://journals.uran.ua/index.php/1991-0177/article/view/52307. Acesso em: 4 may. 2024.