16 May 2018 | Publisher: Norwegian Refugee Council/Internal Displacement Monitoring Centre (NRC/IDMC) | Document type: Annual Reports
April 2011 | Publisher: Brookings-Bern Project on Internal Displacement | Document type: Annual Reports
14 January 2009 | Publisher: Human Rights Watch | Document type: Annual Reports
2 July 2008 | Publisher: Freedom House | Document type: Annual Reports
11 March 2008 | Publisher: Minority Rights Group International | Document type: Annual Reports