Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F38548&t=%EC%84%9C%EC%9A%B8%EC%8B%9C%EB%82%B4%20%EC%86%8C%EA%B7%9C%EB%AA%A8%20%ED%95%98%EC%88%98%EB%8F%84%EC%B2%B4%EA%B3%84%20%EB%8F%84%EC%9E%85%EC%9D%84%20%EC%9C%84%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%2F38548&text=%EC%84%9C%EC%9A%B8%EC%8B%9C%EB%82%B4%20%EC%86%8C%EA%B7%9C%EB%AA%A8%20%ED%95%98%EC%88%98%EB%8F%84%EC%B2%B4%EA%B3%84%20%EB%8F%84%EC%9E%85%EC%9D%84%20%EC%9C%84%ED%95%9C%20%EC%97%B0%EA%B5%AC
[4] http://www.sdi.re.kr/taxonomy/term/15652
[5] http://www.sdi.re.kr/si_download/38548/6243
[6] http://www.sdi.re.kr/studies_on/15652