Links
[1] http://www.si.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.si.re.kr%2Fnode%2F40528&t=%5B%EB%85%BC%EB%AC%B8%5D%20%EC%84%9C%EC%9A%B8%EC%8B%9C%20%EC%95%84%ED%8C%8C%ED%8A%B8%20%EC%84%B8%EB%8C%80%EA%B5%AC%EC%84%B1%EC%9B%90%EC%88%98%EB%B3%84%20%ED%8F%89%EA%B7%A0%20%EC%88%98%EB%8F%97%EB%AC%BC%20%EC%82%AC%EC%9A%A9%EB%9F%89%20%EB%B0%8F%20%EA%B0%90%EC%86%8C%EB%9F%89%20%EB%B3%80%ED%99%94
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.si.re.kr%2Fnode%2F40528&text=%5B%EB%85%BC%EB%AC%B8%5D%20%EC%84%9C%EC%9A%B8%EC%8B%9C%20%EC%95%84%ED%8C%8C%ED%8A%B8%20%EC%84%B8%EB%8C%80%EA%B5%AC%EC%84%B1%EC%9B%90%EC%88%98%EB%B3%84%20%ED%8F%89%EA%B7%A0%20%EC%88%98%EB%8F%97%EB%AC%BC%20%EC%82%AC%EC%9A%A9%EB%9F%89%20%EB%B0%8F%20%EA%B0%90%EC%86%8C%EB%9F%89%20%EB%B3%80%ED%99%94
[4] http://www.si.re.kr/taxonomy/term/15673
[5] http://www.si.re.kr/si_download/40528/6492
[6] http://www.si.re.kr/studies_on/15673