Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40556&t=%5B%EB%85%BC%EB%AC%B8%5D%20%EC%88%98%EB%8F%84%EA%B6%8C%20%EA%B4%91%EC%97%AD%ED%99%94%EC%97%90%20%EB%94%B0%EB%A5%B8%20%EC%84%9C%EC%9A%B8%EC%8B%9C%20%EC%9C%A0%EC%B6%9C%EC%9E%85%20%ED%99%98%EC%8A%B9%EC%8B%9C%EC%84%A4%20%EC%A0%81%EC%A0%95%20%EC%9C%84%EC%B9%98%EC%97%90%20%EA%B4%80%ED%95%9C%20%EC%97%B0%EA%B5%AC
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40556&text=%5B%EB%85%BC%EB%AC%B8%5D%20%EC%88%98%EB%8F%84%EA%B6%8C%20%EA%B4%91%EC%97%AD%ED%99%94%EC%97%90%20%EB%94%B0%EB%A5%B8%20%EC%84%9C%EC%9A%B8%EC%8B%9C%20%EC%9C%A0%EC%B6%9C%EC%9E%85%20%ED%99%98%EC%8A%B9%EC%8B%9C%EC%84%A4%20%EC%A0%81%EC%A0%95%20%EC%9C%84%EC%B9%98%EC%97%90%20%EA%B4%80%ED%95%9C%20%EC%97%B0%EA%B5%AC
[4] http://www.sdi.re.kr/taxonomy/term/15675
[5] http://www.sdi.re.kr/si_download/40556/6520
[6] http://www.sdi.re.kr/studies_on/15675