Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40543&t=%5B%EB%85%BC%EB%AC%B8%5D%20%EC%84%9C%EC%9A%B8%EC%8B%9C%20%EB%89%B4%ED%83%80%EC%9A%B4%20%EC%82%AC%EC%97%85%EC%9D%B4%20%EA%B5%90%ED%86%B5%EC%97%90%20%EB%AF%B8%EC%B9%98%EB%8A%94%20%EC%98%81%ED%96%A5%20%EB%B6%84%EC%84%9D
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40543&text=%5B%EB%85%BC%EB%AC%B8%5D%20%EC%84%9C%EC%9A%B8%EC%8B%9C%20%EB%89%B4%ED%83%80%EC%9A%B4%20%EC%82%AC%EC%97%85%EC%9D%B4%20%EA%B5%90%ED%86%B5%EC%97%90%20%EB%AF%B8%EC%B9%98%EB%8A%94%20%EC%98%81%ED%96%A5%20%EB%B6%84%EC%84%9D
[4] http://www.sdi.re.kr/taxonomy/term/15674
[5] http://www.sdi.re.kr/si_download/40543/6507
[6] http://www.sdi.re.kr/studies_on/15674