http://www.vocabularyserver.com/gemet/pl/ GEMET Thesaurus EIONET EIONET 0000-00-00 pl 2011-04-14 11:53:48 tor 2011-04-14 11:53:48http://www.vocabularyserver.com/gemet/pl/xml.php?skosTema=6033http://www.vocabularyserver.com/gemet/pl/xml.php?skosTema=6407