Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40387&t=%5B%EC%97%B0%EA%B5%AC%EB%85%BC%EB%AC%B8%5D%20%EC%BE%8C%EC%A0%81%ED%95%9C%20%EB%B3%B4%ED%96%89%ED%99%98%EA%B2%BD%20%EC%A1%B0%EC%84%B1%EC%9D%84%20%EC%9C%84%ED%95%9C%20%EB%8F%84%EB%A1%9C%EB%B3%80%20%EB%AF%B8%EC%84%B8%EB%A8%BC%EC%A7%80%20%EC%A0%80%EA%B0%90%EB%B0%A9%EC%95%88%20%EC%97%B0%EA%B5%AC
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40387&text=%5B%EC%97%B0%EA%B5%AC%EB%85%BC%EB%AC%B8%5D%20%EC%BE%8C%EC%A0%81%ED%95%9C%20%EB%B3%B4%ED%96%89%ED%99%98%EA%B2%BD%20%EC%A1%B0%EC%84%B1%EC%9D%84%20%EC%9C%84%ED%95%9C%20%EB%8F%84%EB%A1%9C%EB%B3%80%20%EB%AF%B8%EC%84%B8%EB%A8%BC%EC%A7%80%20%EC%A0%80%EA%B0%90%EB%B0%A9%EC%95%88%20%EC%97%B0%EA%B5%AC
[4] http://www.sdi.re.kr/taxonomy/term/15659
[5] http://www.sdi.re.kr/si_download/40387/6355
[6] http://www.sdi.re.kr/studies_on/15659