v12n2a08.pdf https://www.cepese.pt/portal%20%22%22%22%26quot/pt/publicacoes/obras/volume-12-number-2-december-2014/artigos/v12n2a08.pdf/view https://www.cepese.pt/portal%20%22%22%22%26quot/@@site-logo/CEPESE+home.png v12n2a08.pdf v12n2a08.pdf — 109 KB