Fonte:
http://www.dre.pt/pdf1sdip/2008/01/00601/0000200002.PDF
http://www.dre.pt/pdf1sdip/2008/01/00601/0000200004.PDF
http://www.dre.pt/pdf1sdip/2008/01/00601/0000400004.PDF
http://www.dre.pt/pdf2sdip/2008/01/006000000/0102401024.pdf
http://www.dre.pt/pdf2sdip/2008/01/006000001/0000200004.pdf