Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40402&t=%5B%EC%97%B0%EA%B5%AC%EB%85%BC%EB%AC%B8%5D%20%ED%8F%90%EA%B8%B0%EB%AC%BC%EA%B4%80%EB%A6%AC%EC%A2%85%ED%95%A9%EC%B2%B4%EA%B3%84%EB%A5%BC%20%EA%B3%A0%EB%A0%A4%ED%95%9C%20%EC%84%9C%EC%9A%B8%EC%8B%9C%20%EC%83%9D%ED%99%9C%ED%8F%90%EA%B8%B0%EB%AC%BC%20%EC%86%8C%EA%B0%81%EC%8B%9C%EC%84%A4%20%EC%88%98%EC%9A%94%ED%8F%89%EA%B0%80
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40402&text=%5B%EC%97%B0%EA%B5%AC%EB%85%BC%EB%AC%B8%5D%20%ED%8F%90%EA%B8%B0%EB%AC%BC%EA%B4%80%EB%A6%AC%EC%A2%85%ED%95%A9%EC%B2%B4%EA%B3%84%EB%A5%BC%20%EA%B3%A0%EB%A0%A4%ED%95%9C%20%EC%84%9C%EC%9A%B8%EC%8B%9C%20%EC%83%9D%ED%99%9C%ED%8F%90%EA%B8%B0%EB%AC%BC%20%EC%86%8C%EA%B0%81%EC%8B%9C%EC%84%A4%20%EC%88%98%EC%9A%94%ED%8F%89%EA%B0%80
[4] http://www.sdi.re.kr/taxonomy/term/15660
[5] http://www.sdi.re.kr/si_download/40402/6370
[6] http://www.sdi.re.kr/studies_on/15660