Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F60877&t=4%204%EB%B6%84%EA%B8%B0%20%EC%84%9C%EC%9A%B8%20%EC%86%8C%EB%B9%84%EC%9E%90%20%EC%B2%B4%EA%B0%90%EA%B2%BD%EA%B8%B0%20%EB%B0%8F%2019%EB%85%84%20%EC%A3%BC%EC%9A%94%20%EA%B2%BD%EC%A0%9C%20%EC%9D%B4%EC%8A%88
[3] http://twitter.com/intent/tweet?url=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F60877&text=4%204%EB%B6%84%EA%B8%B0%20%EC%84%9C%EC%9A%B8%20%EC%86%8C%EB%B9%84%EC%9E%90%20%EC%B2%B4%EA%B0%90%EA%B2%BD%EA%B8%B0%20%EB%B0%8F%2019%EB%85%84%20%EC%A3%BC%EC%9A%94%20%EA%B2%BD%EC%A0%9C%20%EC%9D%B4%EC%8A%88
[4] http://www.sdi.re.kr/si_download/60877/22925
[5] http://www.sdi.re.kr/taxonomy/term/18822
[6] http://www.sdi.re.kr/taxonomy/term/23523
[7] http://www.sdi.re.kr/paper