1. World Bank. World development report 2006: equity and development. Washington, DC, USA: Oxford University Press; 2005. p. 320.
2. Nippon Koei Co. Ltd. Interim report: the master plan study on rural electrification by renewable energy in The Kingdom of Cambodia. Phnom Penh, Cambodia: Japan International Cooperation Agency (JICA); 2005. p. 476.
3. General population census of Cambodia,1999
4. Anonymous. Cambodia's initial national communication. Phnom Penh, Cambodia: Ministry of Environment (MOE) of Cambodia. p. 57.
5. Assessing Cambodia's potential for bio-energy;De Lopez,2003