Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40491&t=%5B%EB%85%BC%EB%AC%B8%5D%20%EC%88%98%EB%8F%84%EC%9A%94%EA%B8%88%20%ED%98%84%EC%8B%A4%ED%99%94%EA%B0%80%20%EC%9A%A9%EC%88%98%EC%88%98%EC%9A%94%EC%97%90%20%EB%AF%B8%EC%B9%98%EB%8A%94%20%EC%98%81%ED%96%A5%EF%BC%9A%EC%84%9C%EC%9A%B8%EC%8B%9C%20%EC%82%AC%EB%A1%80%EB%B6%84%EC%84%9D
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40491&text=%5B%EB%85%BC%EB%AC%B8%5D%20%EC%88%98%EB%8F%84%EC%9A%94%EA%B8%88%20%ED%98%84%EC%8B%A4%ED%99%94%EA%B0%80%20%EC%9A%A9%EC%88%98%EC%88%98%EC%9A%94%EC%97%90%20%EB%AF%B8%EC%B9%98%EB%8A%94%20%EC%98%81%ED%96%A5%EF%BC%9A%EC%84%9C%EC%9A%B8%EC%8B%9C%20%EC%82%AC%EB%A1%80%EB%B6%84%EC%84%9D
[4] http://www.sdi.re.kr/taxonomy/term/15669
[5] http://www.sdi.re.kr/si_download/40491/6455
[6] http://www.sdi.re.kr/studies_on/15669