id	domain	url
cet-515	www.aidic.it	www.aidic.it/cet
cet-515	www.cedelft.eu	www.cedelft.eu/en/publications/download/2260
cet-515	www.eca.europa.eu	www.eca.europa.eu/lists
cet-515	www.transportmeasures.org	www.transportmeasures.org/en/
cet-515	www.searates.com	www.searates.com/reference/portdistance/