http://www.vocabularyserver.com/gemet/el/ GEMET Thesaurus EIONET EIONET 0000-00-00 el 2011-04-14 11:44:57 περιβαλλοντική δεοντολογία 2011-04-14 11:44:57http://www.vocabularyserver.com/gemet/el/xml.php?skosTema=2778http://www.vocabularyserver.com/gemet/el/xml.php?skosTema=2980http://www.vocabularyserver.com/gemet/el/xml.php?skosTema=5508