1. Singapore Energy Market Authority (EMA): www.ema.gov.sg
2. Singapore Green Plan 2012: www.env.gov.sg/sgp2012
3. The pursuit of competitive advantage: Value manufacturing in Singapore. Report of the Economic Review Committee: Sub-Committee on Manufacturing, October 2002. Available at: www.mti.gov.sg/public/PDF/CMT/ERC_MAN_MainReport.pdf?sid=137&cid=1345
4. Singapore National Energy Efficiency Committee (NEEC): www.neec.gov.sg
5. Singapore National Environment Agency (NEA): www.nea.gov.sg