https://vocabularyserver.com/unesco/en/ UNESCO Thesaurus UNESCO UNESCO 2015-09-16 en 2015-09-18 17:47:45 Postindustrial societies 2015-09-18 17:47:45https://vocabularyserver.com/unesco/en/xml.php?skosTema=3813https://vocabularyserver.com/unesco/en/xml.php?skosTema=3815https://vocabularyserver.com/unesco/en/xml.php?skosTema=6416