(原始内容存档于2012-12-31). South Sudan launches passports and national ID cards - SudanTribune: Plural news and views on Sudan. SudanTribune. 5 January 2012 [10
South Sudan to use visas. 2012-04-11 [2012-04-12]. (原始内容存档于2016-03-04). South Sudan tightens visa policy after oil dispute with North. SudanTribune. 2012-04-11