Díez, Óscar (1 November 2014). "España en los mundiales sub'20: URSS 1985" [Spain in the under'20 World Cups: USSR 1985] (in Spanish). Cuadernos de Fútbol. Archived from the original on 24 September 2018. Retrieved 14 June 2018.
Castañeda, Eduardo (5 August 1994). "Casi podrían visitarse en bicicleta" [They could almost visit each other by bike]. Mundo Deportivo (in Spanish). Retrieved 22 February 2021.
"La J-League habla español" [The J-League speaks Spanish]. Mundo Deportivo (in Spanish). 21 March 1998. Retrieved 22 February 2021.
"Goiko: "No me apetece seguir jugando"" [Goiko: "I don't feel like playing anymore"]. Mundo Deportivo (in Spanish). 20 December 1998. Retrieved 22 February 2021.
Monreal, Félix (21 January 1999). "Tarde mágica en El Sadar" [Magical afternoon at El Sadar]. Mundo Deportivo (in Spanish). Retrieved 22 February 2021.
Ortiz, Fabián (13 September 1990). "Entrenamiento con tres golazos" [Training with three wonder goals]. Mundo Deportivo (in Spanish). Retrieved 15 December 2015.
Díez, Óscar (1 November 2014). "España en los mundiales sub'20: URSS 1985" [Spain in the under'20 World Cups: USSR 1985] (in Spanish). Cuadernos de Fútbol. Archived from the original on 24 September 2018. Retrieved 14 June 2018.