1. IEA Energy balances of OECD countries 2014
2. Kim K Problems and plans to improve the domestic supply of new and renewable energy 2014
3. Korea Energy Economics Institute Study on the Plans to Implement the Fourth Renewable Energy Master Plan for Technology Development, Usage and Supply 2014
4. Korea Energy Management Corporation 2013 New & Renewable Energy Statistics 2014
5. Ministry of Trade, Industry & Energy The Fourth Renewable Energy Master Plan 2014