1. Community-led safe motherhood advocacy, Ratanakiri, Cambodia;Riddell;J R Soc Prom Health,2006
2. United Nations Development Programme Human Developments Reports 2014 http://hdr.undp.org/en/content/table-1-human-development-index-and-its-components
3. Hardy F Health situation analysis: Ban Lung, Cambodia 2001 http://preylang.net/download/reports/IMRP_INDIGENOUSPEOPLESINCAMBODIAfinal(3).pdf
4. Brown E Crossing the river and getting to the other side: Access to maternal health services amongst ethnic minority communities in Ratanakiri Province, Cambodia 2005 http://www.healthpovertyaction.org/wp-content/uploads/downloads/2012/07/MaternalHealthReportCambodia.pdf
5. Understanding changes in land and forest resource management systems: Ratanakiri, Cambodia;Fox;Southeast Asian Studies,2009