Links
[1] http://www.si.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.si.re.kr%2Fnode%2F45620&t=%EA%B5%AD%EB%82%B4%20%EB%8F%84%EC%8B%9C%EB%B8%8C%EB%9E%9C%EB%93%9C%20%EA%B4%80%EB%A0%A8%20%EC%97%B0%EA%B5%AC%EC%9D%98%20%EA%B2%BD%ED%96%A5%EA%B3%BC%20%ED%8A%B9%EC%84%B1%20
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.si.re.kr%2Fnode%2F45620&text=%EA%B5%AD%EB%82%B4%20%EB%8F%84%EC%8B%9C%EB%B8%8C%EB%9E%9C%EB%93%9C%20%EA%B4%80%EB%A0%A8%20%EC%97%B0%EA%B5%AC%EC%9D%98%20%EA%B2%BD%ED%96%A5%EA%B3%BC%20%ED%8A%B9%EC%84%B1%20
[4] http://www.si.re.kr/taxonomy/term/18533
[5] http://www.si.re.kr/si_download/45620/9094
[6] http://www.si.re.kr/studies_on/18533