Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40440&t=%5B%EB%85%BC%EB%AC%B8%5D%20%ED%83%84%EC%B2%9C%ED%95%98%EC%88%98%EC%B2%98%EB%A6%AC%EC%9E%A5%20%EC%9C%A0%EC%9E%85%EC%88%98%EC%9D%98%20%EB%86%8D%EB%8F%84%20%EC%A6%9D%EA%B0%80%20%EC%9B%90%EC%9D%B8%EA%B3%BC%20%EB%8C%80%EC%B1%85
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40440&text=%5B%EB%85%BC%EB%AC%B8%5D%20%ED%83%84%EC%B2%9C%ED%95%98%EC%88%98%EC%B2%98%EB%A6%AC%EC%9E%A5%20%EC%9C%A0%EC%9E%85%EC%88%98%EC%9D%98%20%EB%86%8D%EB%8F%84%20%EC%A6%9D%EA%B0%80%20%EC%9B%90%EC%9D%B8%EA%B3%BC%20%EB%8C%80%EC%B1%85
[4] http://www.sdi.re.kr/taxonomy/term/15664
[5] http://www.sdi.re.kr/si_download/40440/6404
[6] http://www.sdi.re.kr/studies_on/15664