Fonte:
http://dre.pt/pdf1sdip/2008/12/25201/0000200389.pdf
http://www.dre.pt/pdf1sdip/2008/12/25200/0921309213.PDF
http://www.dre.pt/pdf1sdip/2008/12/25200/0921409214.PDF
http://www.dre.pt/pdf1sdip/2008/12/25200/0922509299.PDF
http://www.dre.pt/pdf1sdip/2008/12/25200/0922009225.PDF