Fonte:
http://info.portaldasfinancas.gov.pt/NR/rdonlyres/FC5A4798-2C17-4078-8A7F-B9694033504D/0/Inf-vinculativa_CIRS_art_38_Proc_5487-2007.pdf
http://info.portaldasfinancas.gov.pt/NR/rdonlyres/1D7B829C-78A1-4B38-B541-BE9580247CDA/0/inf-vinculativa-P_2010006244.pdf
http://info.portaldasfinancas.gov.pt/NR/rdonlyres/901E5E80-1AFF-4F16-9EC2-6EAF9FFD4F84/0/IVE_1058-1103_2010-Lei_AUGIS.pdf
