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 17:11:04 Vickers Valiant (aeroplanes) 2009-05-09 17:11:04https://vocabularyserver.com/apt/xml.php?skosTema=3135https://vocabularyserver.com/apt/xml.php?skosTema=3219