Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40476&t=%5B%EB%85%BC%EB%AC%B8%5D%20%EC%B2%A0%EB%8F%84%EC%97%AD%20%EC%A3%BC%EB%B3%80%EC%A7%80%EC%97%AD%EC%97%90%20%EC%9E%85%EC%A7%80%ED%95%98%EB%8A%94%20%EC%A7%80%EC%97%AD%EC%8B%9C%EC%84%A4%EC%9D%98%20%EC%9E%85%EC%A7%80%EB%B0%9C%EC%83%9D%20%EC%98%88%EC%B8%A1%EC%88%98%EB%B2%95%EC%97%90%20%EA%B4%80%ED%95%9C%20%EC%97%B0%EA%B5%AC
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40476&text=%5B%EB%85%BC%EB%AC%B8%5D%20%EC%B2%A0%EB%8F%84%EC%97%AD%20%EC%A3%BC%EB%B3%80%EC%A7%80%EC%97%AD%EC%97%90%20%EC%9E%85%EC%A7%80%ED%95%98%EB%8A%94%20%EC%A7%80%EC%97%AD%EC%8B%9C%EC%84%A4%EC%9D%98%20%EC%9E%85%EC%A7%80%EB%B0%9C%EC%83%9D%20%EC%98%88%EC%B8%A1%EC%88%98%EB%B2%95%EC%97%90%20%EA%B4%80%ED%95%9C%20%EC%97%B0%EA%B5%AC
[4] http://www.sdi.re.kr/taxonomy/term/15668
[5] http://www.sdi.re.kr/si_download/40476/6440
[6] http://www.sdi.re.kr/studies_on/15668