СТАДНИК, С. Fitness clubs activities in Kharkіv. Slobozhanskyi Herald of Science and Sport, [S. l.], n. 2(64), p. 58–62, 2018. DOI: 10.15391/snsv.2018-2.012. Disponível em: https://journals.uran.ua/index.php/1991-0177/article/view/129840. Acesso em: 18 jul. 2024.