"El derbi de Hitchcock" [Hitchcock derby]. El Diari de Tarragona (in Spanish). 10 January 2016. Archived from the original on 19 March 2017. Retrieved 19 March 2017.
"Una oportunidad para Ondoa" [An opportunity for Ondoa] (in Spanish). El Desmarque. 17 March 2017. Retrieved 19 March 2017.
fcbarcelona.cat
"Ondoa i Macky, a la Copa d'Àfrica" [Ondoa and Macky, to the African Cup of Nations] (in Catalan). Barcelona's official website. 24 December 2014. Retrieved 3 January 2015.
"Ondoa, titular en la victoria de Camerún" [Ondoa, starter in Cameroon's victory] (in Spanish). Barcelona's official website. 10 September 2014. Retrieved 13 September 2014.
"El derbi de Hitchcock" [Hitchcock derby]. El Diari de Tarragona (in Spanish). 10 January 2016. Archived from the original on 19 March 2017. Retrieved 19 March 2017.