Ібрагімов, М. М. “«The Philosophy of Sport» and the Crisis of Modern Physical Culture and Sports World”. Slobozhanskyi Herald of Science and Sport, no. 4(27) (December 31, 2011): 229–236. Accessed May 1, 2024. https://journals.uran.ua/index.php/1991-0177/article/view/30382.