"Gilberto acerta com o Sport" [Gilberto signs with Sport]. Sport Recife (in Portuguese). 7 July 2012. Archived from the original on 5 January 2018. Retrieved 4 January 2018.
"Gilberto acerta com o Sport" [Gilberto signs with Sport]. Sport Recife (in Portuguese). 7 July 2012. Archived from the original on 5 January 2018. Retrieved 4 January 2018.