Links
[1] http://www.si.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.si.re.kr%2Fnode%2F40468&t=%5B%EB%85%BC%EB%AC%B8%5D%20%EC%84%9C%EC%9A%B8%EC%8B%9C%EB%82%B4%20%EC%BD%98%ED%81%AC%EB%A6%AC%ED%8A%B8%20%EA%B5%AC%EC%A1%B0%EB%AC%BC%EC%9D%98%20%EC%A4%91%EC%84%B1%ED%99%94%20%EC%A7%84%ED%96%89%20%EC%86%8D%EB%8F%84%EC%9D%98%20%ED%99%95%EB%A5%A0%EB%B6%84%EC%84%9D
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.si.re.kr%2Fnode%2F40468&text=%5B%EB%85%BC%EB%AC%B8%5D%20%EC%84%9C%EC%9A%B8%EC%8B%9C%EB%82%B4%20%EC%BD%98%ED%81%AC%EB%A6%AC%ED%8A%B8%20%EA%B5%AC%EC%A1%B0%EB%AC%BC%EC%9D%98%20%EC%A4%91%EC%84%B1%ED%99%94%20%EC%A7%84%ED%96%89%20%EC%86%8D%EB%8F%84%EC%9D%98%20%ED%99%95%EB%A5%A0%EB%B6%84%EC%84%9D
[4] http://www.si.re.kr/taxonomy/term/15667
[5] http://www.si.re.kr/si_download/40468/6432
[6] http://www.si.re.kr/studies_on/15667