Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40872&t=%EC%84%B8%EB%8C%80%EB%B3%84%20%EC%8B%9C%EA%B5%B0%EA%B5%AC%20%EA%B0%84%20%EC%9D%B8%EA%B5%AC%EC%9D%B4%EB%8F%99%20%EA%B2%B0%EC%A0%95%EC%9A%94%EC%9D%B8%EC%97%90%20%EA%B4%80%ED%95%9C%20%EC%8B%A4%EC%A6%9D%EB%B6%84%EC%84%9D
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40872&text=%EC%84%B8%EB%8C%80%EB%B3%84%20%EC%8B%9C%EA%B5%B0%EA%B5%AC%20%EA%B0%84%20%EC%9D%B8%EA%B5%AC%EC%9D%B4%EB%8F%99%20%EA%B2%B0%EC%A0%95%EC%9A%94%EC%9D%B8%EC%97%90%20%EA%B4%80%ED%95%9C%20%EC%8B%A4%EC%A6%9D%EB%B6%84%EC%84%9D
[4] http://www.sdi.re.kr/taxonomy/term/15699
[5] http://www.sdi.re.kr/si_download/40872/6836
[6] http://www.sdi.re.kr/taxonomy/term/17128
[7] http://www.sdi.re.kr/taxonomy/term/17129
[8] http://www.sdi.re.kr/taxonomy/term/17130
[9] http://www.sdi.re.kr/studies_on/15699