Carvalho, Paula (June 2012) MozambiqueArxivat 2015-12-24 a Wayback Machine. Banco Português de Investimento (BPI), Estudos Economicos e Financeiros, Retrieved 5 April 2013
Carvalho, Paula (June 2012) MozambiqueArxivat 2015-12-24 a Wayback Machine. Banco Português de Investimento (BPI), Estudos Economicos e Financeiros, Retrieved 5 April 2013