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 17:11:05 etchings 2009-05-09 17:11:05https://vocabularyserver.com/apt/xml.php?skosTema=622https://vocabularyserver.com/apt/xml.php?skosTema=643