Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40389&t=%5B%EC%97%B0%EA%B5%AC%EB%85%BC%EB%AC%B8%5D%20%EC%9A%A9%EB%8F%84%ED%98%BC%EC%9E%AC%EA%B0%80%20%EC%A3%BC%EA%B1%B0%ED%99%98%EA%B2%BD%EC%97%90%20%EB%AF%B8%EC%B9%98%EB%8A%94%20%EC%98%81%ED%96%A5%EB%B6%84%EC%84%9D%3A%EC%84%9C%EC%9A%B8%EC%8B%9C%20%EC%9D%BC%EB%B0%98%EC%A3%BC%EA%B1%B0%EC%A7%80%EC%97%AD%EC%9D%84%20%EC%A4%91%EC%8B%AC%EC%9C%BC%EB%A1%9C
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40389&text=%5B%EC%97%B0%EA%B5%AC%EB%85%BC%EB%AC%B8%5D%20%EC%9A%A9%EB%8F%84%ED%98%BC%EC%9E%AC%EA%B0%80%20%EC%A3%BC%EA%B1%B0%ED%99%98%EA%B2%BD%EC%97%90%20%EB%AF%B8%EC%B9%98%EB%8A%94%20%EC%98%81%ED%96%A5%EB%B6%84%EC%84%9D%3A%EC%84%9C%EC%9A%B8%EC%8B%9C%20%EC%9D%BC%EB%B0%98%EC%A3%BC%EA%B1%B0%EC%A7%80%EC%97%AD%EC%9D%84%20%EC%A4%91%EC%8B%AC%EC%9C%BC%EB%A1%9C
[4] http://www.sdi.re.kr/taxonomy/term/15659
[5] http://www.sdi.re.kr/si_download/40389/6357
[6] http://www.sdi.re.kr/studies_on/15659