Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40386&t=%5B%EC%97%B0%EA%B5%AC%EB%85%BC%EB%AC%B8%5D%20%EB%AF%B8%ED%83%80%EC%B9%B4%EC%8B%9C%28%E4%B8%89%E9%B7%B9%E5%B8%82%29%EC%9D%98%20%ED%8C%8C%ED%8A%B8%EB%84%88%EC%8B%AD%ED%98%95%20%ED%96%89%EC%A0%95%EA%B3%BC%20%EC%8B%9C%EB%AF%BC%EC%B0%B8%EC%97%AC%20%EB%B0%A9%EC%8B%9D%EC%97%90%20%EA%B4%80%ED%95%9C%20%EC%82%AC%EB%A1%80%20%EC%97%B0%EA%B5%AC
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40386&text=%5B%EC%97%B0%EA%B5%AC%EB%85%BC%EB%AC%B8%5D%20%EB%AF%B8%ED%83%80%EC%B9%B4%EC%8B%9C%28%E4%B8%89%E9%B7%B9%E5%B8%82%29%EC%9D%98%20%ED%8C%8C%ED%8A%B8%EB%84%88%EC%8B%AD%ED%98%95%20%ED%96%89%EC%A0%95%EA%B3%BC%20%EC%8B%9C%EB%AF%BC%EC%B0%B8%EC%97%AC%20%EB%B0%A9%EC%8B%9D%EC%97%90%20%EA%B4%80%ED%95%9C%20%EC%82%AC%EB%A1%80%20%EC%97%B0%EA%B5%AC
[4] http://www.sdi.re.kr/taxonomy/term/15659
[5] http://www.sdi.re.kr/si_download/40386/6354
[6] http://www.sdi.re.kr/studies_on/15659