http://www.vocabularyserver.com/gemet/pt/ GEMET Thesaurus EIONET EIONET 0000-00-00 pt 2011-04-14 11:42:32 hidrocarbonetos clorados 2011-04-14 11:42:32http://www.vocabularyserver.com/gemet/pt/xml.php?skosTema=5921http://www.vocabularyserver.com/gemet/pt/xml.php?skosTema=1378