Carcamo-Oyarzun, J., Wydra, G., Hernandez-Mosqueira, C. y Martinez-Salazar, C. (2017) « Una mirada intercultural (Attitudes towards physical education: Degrees of importance and conformance among schoolchildren in Chile and Germany»., Retos, 32, pp. 158–162. doi: 10.47197/retos.v0i32.52824.