ACUÑA DELGADO, Ángel; ACUÑA GÓMEZ, G. Physical training in the environment: Origin, evolution and reinterpretation modern times. Journal of Human Sport and Exercise, [S. l.], v. 11, n. 1, p. 89–98, 2016. DOI: 10.14198/jhse.2016.111.07. Disponível em: https://www.jhse.ua.es/article/view/2016-v11-n1-physical-training-environment-origin-evolution-reint. Acesso em: 13 jul. 2024.