1. Interagency report. A roadmap to achieving the National GHGs mitigation target (in Korean); 2014. 〈http://me.go.kr/home/file/readDownloadFile.do;jsessionid=GDrWzasugeRhQerEiBA7d2XeMeCUdVMW3BSWwkSCucEjKchZS0JqwYlSyILhKeBC.meweb2vhost_servlet_engine1?fileId=97193&fileSeq=1〉
2. Ministry of Trade, Industry and Energy. 2nd National Energy Basic Plan (in Korean); 2013. 〈http://www.motie.go.kr/common/download.do?fid=bbs&bbs_cd_n=16&bbs_seq_n=78654&file_seq_n=3〉
3. Ministry of Trade, Industry and Energy. 4th Renewable Energy Basic Plan (in Korean); 2014. 〈http://motie.go.kr/common/download.do?fid=bbs&bbs_cd_n=16&bbs_seq_n=79321&file_seq_n=346〉
4. Analyzing public preferences and increasing acceptability for the Renewable Portfolio Standard in Korea;Shin;Energy Econ,2014
5. Optimization of Hybrid Renewable Energy Systems (HRES) using PSO for cost reduction;Amer;Energy Procedia,2013