Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40352&t=%EC%84%9C%EC%9A%B8%EC%8B%9C%20%EB%8F%84%EC%8B%9C%EA%B3%A0%EC%86%8D%EB%8F%84%EB%A1%9C%20%EA%B5%90%ED%86%B5%EB%A5%98%20%EA%B4%80%EB%A6%AC%EC%A0%84%EB%9E%B5
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40352&text=%EC%84%9C%EC%9A%B8%EC%8B%9C%20%EB%8F%84%EC%8B%9C%EA%B3%A0%EC%86%8D%EB%8F%84%EB%A1%9C%20%EA%B5%90%ED%86%B5%EB%A5%98%20%EA%B4%80%EB%A6%AC%EC%A0%84%EB%9E%B5
[4] http://www.sdi.re.kr/taxonomy/term/1806
[5] http://www.sdi.re.kr/si_download/40352/6321
[6] http://www.sdi.re.kr/studies_on/1806