Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F38382&t=%EC%8B%9C%EB%82%B4%EB%B2%84%EC%8A%A4%20%EC%9A%B4%EC%98%81%EC%A0%9C%EB%8F%84%EA%B0%9C%EC%84%A0%EC%9D%98%20%ED%95%B5%EC%8B%AC%EC%9F%81%EC%A0%90%EC%97%90%20%EA%B4%80%ED%95%9C%20%EC%86%8C%EA%B3%A0
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F38382&text=%EC%8B%9C%EB%82%B4%EB%B2%84%EC%8A%A4%20%EC%9A%B4%EC%98%81%EC%A0%9C%EB%8F%84%EA%B0%9C%EC%84%A0%EC%9D%98%20%ED%95%B5%EC%8B%AC%EC%9F%81%EC%A0%90%EC%97%90%20%EA%B4%80%ED%95%9C%20%EC%86%8C%EA%B3%A0
[4] http://www.sdi.re.kr/taxonomy/term/15652
[5] http://www.sdi.re.kr/si_download/38382/6232
[6] http://www.sdi.re.kr/studies_on/15652