The dynamics of ethnic identification and ethnic group relations among the people of Sudan 2026-02-16T05:25:05+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Abdul Jalil, Musa Adam (University of Edinburgh, 1979)