Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F62869&t=%EB%8F%84%EC%8B%9C%EA%B3%84%ED%9A%8D%EC%88%98%EB%A6%BD%20%EA%B3%BC%EC%A0%95%EC%97%90%EC%84%9C%20%EB%8F%84%EC%8B%9C%EA%B3%84%ED%9A%8D%EA%B0%80%EC%9D%98%20%EC%97%AD%ED%95%A0%EC%97%90%20%EB%8C%80%ED%95%9C%20%EA%B3%A0%EC%B0%B0%20-%20%EC%84%9C%EC%9A%B8%EC%8B%9C%20%ED%95%B4%EB%B0%A9%EC%B4%8C%20%EB%8F%84%EC%8B%9C%EC%9E%AC%EC%83%9D%ED%99%9C%EC%84%B1%ED%99%94%EA%B3%84%ED%9A%8D%20%EC%88%98%EB%A6%BD%EA%B3%BC%EC%A0%95%EC%9D%84%20%EC%A4%91%EC%8B%AC%EC%9C%BC%EB%A1%9C%20-
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F62869&text=%EB%8F%84%EC%8B%9C%EA%B3%84%ED%9A%8D%EC%88%98%EB%A6%BD%20%EA%B3%BC%EC%A0%95%EC%97%90%EC%84%9C%20%EB%8F%84%EC%8B%9C%EA%B3%84%ED%9A%8D%EA%B0%80%EC%9D%98%20%EC%97%AD%ED%95%A0%EC%97%90%20%EB%8C%80%ED%95%9C%20%EA%B3%A0%EC%B0%B0%20-%20%EC%84%9C%EC%9A%B8%EC%8B%9C%20%ED%95%B4%EB%B0%A9%EC%B4%8C%20%EB%8F%84%EC%8B%9C%EC%9E%AC%EC%83%9D%ED%99%9C%EC%84%B1%ED%99%94%EA%B3%84%ED%9A%8D%20%EC%88%98%EB%A6%BD%EA%B3%BC%EC%A0%95%EC%9D%84%20%EC%A4%91%EC%8B%AC%EC%9C%BC%EB%A1%9C%20-
[4] http://www.sdi.re.kr/taxonomy/term/23715
[5] http://www.sdi.re.kr/si_download/62869/26190
[6] http://www.sdi.re.kr/studies_on/23715