Fonte:
http://www.dgci.min-financas.pt/NR/rdonlyres/8D86A0B1-C73E-47B2-A2F6-CC5E4188E999/0/T120_2005328-Saneamento.pdf
http://www.dgci.min-financas.pt/NR/rdonlyres/76825B80-06AF-4C25-A1B8-0C43268D54A7/0/A100_2006449-Anexo_E-Aluguer_contentores.pdf
http://www.dgci.min-financas.pt/NR/rdonlyres/E9A8E526-763B-4662-B320-D44F003F44D7/0/A100_2007004-Anexo%20E.pdf
http://www.dgci.min-financas.pt/NR/rdonlyres/B03B15E1-3BCB-4083-8F91-53DD060942CB/0/L121_2006155-Anexo_E.pdf
http://www.dgci.min-financas.pt/NR/rdonlyres/FE733F68-B604-42FC-9767-F0F56413E3B5/0/A100_2006459-Peles.pdf
