Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40517&t=%5B%EB%85%BC%EB%AC%B8%5D%20%EB%AA%A8%EA%B8%B0%EC%A7%80%EB%A1%A0%EC%9D%B4%20%EC%A3%BC%ED%83%9D%EC%A0%90%EC%9C%A0%ED%98%95%ED%83%9C%20%EB%B0%8F%20%EC%9E%90%EA%B0%80%EC%A3%BC%ED%83%9D%EC%88%98%EC%9A%94%EC%97%90%20%EB%AF%B8%EC%B9%98%EB%8A%94%20%ED%9A%A8%EA%B3%BC%20%EB%B6%84%EC%84%9D
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40517&text=%5B%EB%85%BC%EB%AC%B8%5D%20%EB%AA%A8%EA%B8%B0%EC%A7%80%EB%A1%A0%EC%9D%B4%20%EC%A3%BC%ED%83%9D%EC%A0%90%EC%9C%A0%ED%98%95%ED%83%9C%20%EB%B0%8F%20%EC%9E%90%EA%B0%80%EC%A3%BC%ED%83%9D%EC%88%98%EC%9A%94%EC%97%90%20%EB%AF%B8%EC%B9%98%EB%8A%94%20%ED%9A%A8%EA%B3%BC%20%EB%B6%84%EC%84%9D
[4] http://www.sdi.re.kr/taxonomy/term/15672
[5] http://www.sdi.re.kr/si_download/40517/6481
[6] http://www.sdi.re.kr/studies_on/15672