https://vocabularyserver.com/apt/ APT Australian Pictorial Thesaurus National and State Libraries Australasia images, australia National and State Libraries Australasia 2001-05-23 en 2009-05-09 17:11:03 steel 2009-05-09 17:11:03https://vocabularyserver.com/apt/xml.php?skosTema=2242https://vocabularyserver.com/apt/xml.php?skosTema=2595https://vocabularyserver.com/apt/xml.php?skosTema=2596https://vocabularyserver.com/apt/xml.php?skosTema=2597https://vocabularyserver.com/apt/xml.php?skosTema=2390