Monteiro, Carina (27 July 2011). "Júnior Ricardito em Guimarães" [Junior Ricardito in Guimarães] (in Portuguese). O Navalista. Archived from the original on 10 March 2013. Retrieved 10 May 2012.
"Ricardo vê a luz que o guia à lateral" [Ricardo sees the light that guides him to the flank]. Record (in Portuguese). 14 January 2014. Retrieved 29 December 2017.
Monteiro, Carina (27 July 2011). "Júnior Ricardito em Guimarães" [Junior Ricardito in Guimarães] (in Portuguese). O Navalista. Archived from the original on 10 March 2013. Retrieved 10 May 2012.