Сутула [Sutula В. О., and Власов [G. Vlasov] Г. В. “On the Correct Use of the Term «physical Culture and Sport»”. Slobozhanskyi Herald of Science and Sport, no. 1(34), Feb. 2013, pp. 103-5, https://journals.uran.ua/index.php/1991-0177/article/view/18121.