Links
[1] http://www.si.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.si.re.kr%2Fnode%2F61752&t=%EC%86%8C%EC%85%9C%20%EB%84%A4%ED%8A%B8%EC%9B%8C%ED%81%AC%20%EB%8D%B0%EC%9D%B4%ED%84%B0%EB%A5%BC%20%ED%99%9C%EC%9A%A9%ED%95%9C%20%EC%84%9C%EC%9A%B8%EB%B0%A9%EB%AC%B8%20%EA%B4%80%EA%B4%91%EA%B0%9D%EC%9D%98%20%EC%84%A0%ED%98%B8%20%EA%B4%80%EA%B4%91%EC%A7%80%20%EC%8B%9C%EA%B3%B5%EA%B0%84%20%ED%8A%B9%EC%84%B1%20%EB%B6%84%EC%84%9D
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.si.re.kr%2Fnode%2F61752&text=%EC%86%8C%EC%85%9C%20%EB%84%A4%ED%8A%B8%EC%9B%8C%ED%81%AC%20%EB%8D%B0%EC%9D%B4%ED%84%B0%EB%A5%BC%20%ED%99%9C%EC%9A%A9%ED%95%9C%20%EC%84%9C%EC%9A%B8%EB%B0%A9%EB%AC%B8%20%EA%B4%80%EA%B4%91%EA%B0%9D%EC%9D%98%20%EC%84%A0%ED%98%B8%20%EA%B4%80%EA%B4%91%EC%A7%80%20%EC%8B%9C%EA%B3%B5%EA%B0%84%20%ED%8A%B9%EC%84%B1%20%EB%B6%84%EC%84%9D
[4] http://www.si.re.kr/taxonomy/term/23634
[5] http://www.si.re.kr/si_download/61752/24304
[6] http://www.si.re.kr/studies_on/23634