"Gonzalez in prestito al Porto" [González on loan at Porto] (in Italian). U.S. Palermo. 17 July 2007. Archived from the original on 27 September 2007. Retrieved 17 July 2007.
"Gonzalez in prestito al Porto" [González on loan at Porto] (in Italian). U.S. Palermo. 17 July 2007. Archived from the original on 27 September 2007. Retrieved 17 July 2007.