Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40501&t=%5B%EB%85%BC%EB%AC%B8%5D%20%EB%8F%84%EC%8B%9C%EC%A7%80%EC%97%AD%20%EB%AC%BC%EC%9D%B4%EC%9A%A9%20%EB%B0%8F%20%ED%99%8D%EC%88%98%EC%9E%AC%ED%95%B4%20%EC%A0%80%EA%B0%90%EC%9D%84%20%EC%9C%84%ED%95%9C%20%EB%B9%97%EB%AC%BC%EC%A0%80%EB%A5%98%EB%B0%A9%EC%95%88%EC%97%90%20%EB%8C%80%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%2F40501&text=%5B%EB%85%BC%EB%AC%B8%5D%20%EB%8F%84%EC%8B%9C%EC%A7%80%EC%97%AD%20%EB%AC%BC%EC%9D%B4%EC%9A%A9%20%EB%B0%8F%20%ED%99%8D%EC%88%98%EC%9E%AC%ED%95%B4%20%EC%A0%80%EA%B0%90%EC%9D%84%20%EC%9C%84%ED%95%9C%20%EB%B9%97%EB%AC%BC%EC%A0%80%EB%A5%98%EB%B0%A9%EC%95%88%EC%97%90%20%EB%8C%80%ED%95%9C%20%EC%97%B0%EA%B5%AC
[4] http://www.sdi.re.kr/taxonomy/term/15670
[5] http://www.sdi.re.kr/si_download/40501/6465
[6] http://www.sdi.re.kr/studies_on/15670