"El Real Madrid y los médicos" [Real Madrid and the doctors]. archive.ph (in Spanish). 1 July 2006. Archived from the original on 12 April 2013. Retrieved 30 June 2023.
archive.today
"El Real Madrid y los médicos" [Real Madrid and the doctors]. archive.ph (in Spanish). 1 July 2006. Archived from the original on 12 April 2013. Retrieved 30 June 2023.
"La Copa de Campeones" [The Champions Cup]. hemeroteca.mundodeportivo.com (in Spanish). Mundo Deportivo. 29 August 1940. Archived from the original on 30 June 2023. Retrieved 29 June 2023.
"La Copa de Campeones" [The Champions Cup]. hemeroteca.mundodeportivo.com (in Spanish). Mundo Deportivo. 29 August 1940. Archived from the original on 30 June 2023. Retrieved 29 June 2023.