https://vocabularyserver.com/icpsr/ ICPSR Subject Thesaurus Interuniversity Consortium for Political and Social Research social science subject terms Interuniversity Consortium for Political and Social Research 2006-07-26 en 2006-07-26 00:00:00 livestock 2006-07-26 00:00:00https://vocabularyserver.com/icpsr/xml.php?skosTema=108https://vocabularyserver.com/icpsr/xml.php?skosTema=99https://vocabularyserver.com/icpsr/xml.php?skosTema=102https://vocabularyserver.com/icpsr/xml.php?skosTema=1996https://vocabularyserver.com/icpsr/xml.php?skosTema=1997https://vocabularyserver.com/icpsr/xml.php?skosTema=1998