http://www.vocabularyserver.com/gemet/en/ GEMET Thesaurus EIONET EIONET 1998-12-31 en 2011-04-14 11:56:09 rubber 2011-04-14 11:56:09http://www.vocabularyserver.com/gemet/en/xml.php?skosTema=4260http://www.vocabularyserver.com/gemet/en/xml.php?skosTema=9013