1. IPCC
http://report.ipcc.ch/sr15/
2. UNESCAP
https://www.unescap.org/commission/75/document/E75_13E.pdf
3. APREC
http://www.ieej.or.jp/aperc/2007pdf/2007_Reports/APERC_2007_A_Quest_for_Energy_Security.pdf/
4. WRI
https://wri-indonesia.org/sites/default/files/WRI%20Layout%20Paper%20OCN%20v7.pdf
5. IRENA
https://www.irena.org/publications/2015/Nov/REthinking-Energy-Renewable-Energy-and-Climate-Change