Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40881&t=%EC%B2%A8%EB%8B%A8%EA%B8%B0%EC%88%A0%EC%9D%84%20%EC%A0%81%EC%9A%A9%ED%95%9C%20%EA%B0%80%EB%A1%9C%EA%B3%B5%EA%B0%84%20%EA%B5%AC%ED%98%84%EC%9D%84%20%EC%9C%84%ED%95%9C%20U-Street%20%EA%B3%84%ED%9A%8D%20%EB%B0%A9%ED%96%A5%EC%97%90%20%EA%B4%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%2F40881&text=%EC%B2%A8%EB%8B%A8%EA%B8%B0%EC%88%A0%EC%9D%84%20%EC%A0%81%EC%9A%A9%ED%95%9C%20%EA%B0%80%EB%A1%9C%EA%B3%B5%EA%B0%84%20%EA%B5%AC%ED%98%84%EC%9D%84%20%EC%9C%84%ED%95%9C%20U-Street%20%EA%B3%84%ED%9A%8D%20%EB%B0%A9%ED%96%A5%EC%97%90%20%EA%B4%80%ED%95%9C%20%EC%97%B0%EA%B5%AC
[4] http://www.sdi.re.kr/taxonomy/term/15700
[5] http://www.sdi.re.kr/si_download/40881/6845
[6] http://www.sdi.re.kr/studies_on/15700