Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40526&t=%5B%EB%85%BC%EB%AC%B8%5D%20%EC%84%9C%EC%9A%B8%EC%A7%80%EC%97%AD%20%EA%B0%95%EC%9A%B0%20%ED%8A%B9%EC%84%B1%20%EB%B6%84%EC%84%9D%EC%9D%84%20%ED%86%B5%ED%95%9C%20%EB%8F%84%EC%8B%9C%ED%99%94%20%EC%98%81%ED%96%A5%20%ED%8F%89%EA%B0%80%EF%BC%9A%EB%8F%84%EC%8B%9C%ED%99%94%EC%97%90%20%EC%9D%98%ED%95%9C%20%EA%B0%95%EC%9A%B0%20%ED%8A%B9%EC%84%B1%20%EB%B3%80%ED%99%94
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40526&text=%5B%EB%85%BC%EB%AC%B8%5D%20%EC%84%9C%EC%9A%B8%EC%A7%80%EC%97%AD%20%EA%B0%95%EC%9A%B0%20%ED%8A%B9%EC%84%B1%20%EB%B6%84%EC%84%9D%EC%9D%84%20%ED%86%B5%ED%95%9C%20%EB%8F%84%EC%8B%9C%ED%99%94%20%EC%98%81%ED%96%A5%20%ED%8F%89%EA%B0%80%EF%BC%9A%EB%8F%84%EC%8B%9C%ED%99%94%EC%97%90%20%EC%9D%98%ED%95%9C%20%EA%B0%95%EC%9A%B0%20%ED%8A%B9%EC%84%B1%20%EB%B3%80%ED%99%94
[4] http://www.sdi.re.kr/taxonomy/term/15672
[5] http://www.sdi.re.kr/si_download/40526/6490
[6] http://www.sdi.re.kr/studies_on/15672