VILA-LORENZO, Lara; GUZMÁN LUJÁN, José Francisco. Motivos de práctica, contratación y percepción del servicio de entrenamiento personal en clientes premium (Reasons for practice, hiring and perception of personal training service in premium clients). Retos, [S. l.], v. 51, p. 149–158, 2024. DOI: 10.47197/retos.v51.99572. Disponível em: http://www.revistaretos.org/index.php/retos/article/view/99572. Acesso em: 1 jul. 2025.