Links
[1] http://www.si.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.si.re.kr%2Fnode%2F40922&t=%EC%A0%80%EC%A7%80%EB%8C%80%20%ED%99%8D%EC%88%98%ED%94%BC%ED%95%B4%20%EC%A0%80%EA%B0%90%EC%9D%84%20%EC%9C%84%ED%95%9C%20%EB%8F%84%EC%8B%9C%EA%B3%84%ED%9A%8D%EA%B8%B0%EB%B2%95%20%EC%97%B0%EA%B5%AC%3A%EC%84%9C%EC%9A%B8%EC%8B%9C%20%EC%82%AC%EB%A1%80%EB%A5%BC%20%EC%A4%91%EC%8B%AC%EC%9C%BC%EB%A1%9C
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.si.re.kr%2Fnode%2F40922&text=%EC%A0%80%EC%A7%80%EB%8C%80%20%ED%99%8D%EC%88%98%ED%94%BC%ED%95%B4%20%EC%A0%80%EA%B0%90%EC%9D%84%20%EC%9C%84%ED%95%9C%20%EB%8F%84%EC%8B%9C%EA%B3%84%ED%9A%8D%EA%B8%B0%EB%B2%95%20%EC%97%B0%EA%B5%AC%3A%EC%84%9C%EC%9A%B8%EC%8B%9C%20%EC%82%AC%EB%A1%80%EB%A5%BC%20%EC%A4%91%EC%8B%AC%EC%9C%BC%EB%A1%9C
[4] http://www.si.re.kr/taxonomy/term/15702
[5] http://www.si.re.kr/si_download/40922/6886
[6] http://www.si.re.kr/studies_on/15702