Феуерман [Vasily Feuerman] В. В.; Шевченко [Alla Shevchenko] Г. М. The moral principles of sport in the XXI century. Slobozhanskyi Herald of Science and Sport, [S. l.], n. 5(38), p. 257–260, 2013. Disponível em: https://journals.uran.ua/index.php/1991-0177/article/view/20719. Acesso em: 3 may. 2024.