Organizational aspects of the use of digital marketing tools in the activities of fitness clubs. Physical Culture and Sport: Scientific Perspective, [S. l.], n. 2, p. 62–66, 2023. DOI: 10.31891/pcs.2023.2.8. Disponível em: https://pcs.khmnu.edu.ua/index.php/pcs/article/view/54. Acesso em: 27 jan. 2026.