HELLÍN-MARTÍNEZ, M.; GARCÍA-JIMÉNEZ, J. V.; GARCÍA-PELLICER, J. J.; ALFONSO-ASENCIO, M. Frecuencia cardiaca y niveles de actividad física durante recreos escolares. Un estudio descriptivo (Heart rate and physical activity levels during school recess. A descriptive study). Retos, [S. l.], v. 43, p. 422–427, 2022. DOI: 10.47197/retos.v43i0.88648. Disponível em: https://recyt.fecyt.es/index.php/retos/article/view/88648. Acesso em: 18 jun. 2024.