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 desegregation 2006-07-26 00:00:00 https://vocabularyserver.com/icpsr/xml.php?skosTema=2968https://vocabularyserver.com/icpsr/xml.php?skosTema=510https://vocabularyserver.com/icpsr/xml.php?skosTema=2965https://vocabularyserver.com/icpsr/xml.php?skosTema=3003https://vocabularyserver.com/icpsr/xml.php?skosTema=3101