Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40565&t=%5B%EB%85%BC%EB%AC%B8%5D%20%EC%84%9C%EC%9A%B8%EC%8B%9C%20%EB%8F%84%EB%A1%9C%EC%9D%98%20%ED%8F%AC%EC%9E%A5%20%EA%B3%B5%EC%9A%A9%EC%84%B1%20%EC%83%81%ED%83%9C%20%ED%8F%89%EA%B0%80
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40565&text=%5B%EB%85%BC%EB%AC%B8%5D%20%EC%84%9C%EC%9A%B8%EC%8B%9C%20%EB%8F%84%EB%A1%9C%EC%9D%98%20%ED%8F%AC%EC%9E%A5%20%EA%B3%B5%EC%9A%A9%EC%84%B1%20%EC%83%81%ED%83%9C%20%ED%8F%89%EA%B0%80
[4] http://www.sdi.re.kr/taxonomy/term/15676
[5] http://www.sdi.re.kr/si_download/40565/6529
[6] http://www.sdi.re.kr/studies_on/15676