Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F38530&t=%EC%A7%80%EB%B0%A9%EC%A0%95%EB%B6%80%20%EC%9E%AC%EC%9B%90%ED%99%95%EC%B6%A9%EC%9D%84%20%EC%9C%84%ED%95%9C%20%EC%9E%A1%EC%A2%85%EC%9E%AC%EC%82%B0%EC%9D%98%20%EA%B0%9C%EB%B0%9C
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F38530&text=%EC%A7%80%EB%B0%A9%EC%A0%95%EB%B6%80%20%EC%9E%AC%EC%9B%90%ED%99%95%EC%B6%A9%EC%9D%84%20%EC%9C%84%ED%95%9C%20%EC%9E%A1%EC%A2%85%EC%9E%AC%EC%82%B0%EC%9D%98%20%EA%B0%9C%EB%B0%9C
[4] http://www.sdi.re.kr/taxonomy/term/15652
[5] http://www.sdi.re.kr/si_download/38530/6238
[6] http://www.sdi.re.kr/taxonomy/term/17260
[7] http://www.sdi.re.kr/taxonomy/term/17824
[8] http://www.sdi.re.kr/studies_on/15652