Links
[1] http://www.sdi.re.kr/%23
[2] http://facebook.com/sharer.php?u=http%3A%2F%2Fwww.sdi.re.kr%2Fnode%2F40611&t=%5B%EB%85%BC%EB%AC%B8%5D%20KTX%20%EB%8F%99%EB%8C%80%EA%B5%AC%EC%97%AD%EC%9D%98%20%EC%97%B0%EA%B3%84%EA%B5%90%ED%86%B5%EA%B6%8C%EC%97%AD%20%EB%B6%84%EC%84%9D%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%2F40611&text=%5B%EB%85%BC%EB%AC%B8%5D%20KTX%20%EB%8F%99%EB%8C%80%EA%B5%AC%EC%97%AD%EC%9D%98%20%EC%97%B0%EA%B3%84%EA%B5%90%ED%86%B5%EA%B6%8C%EC%97%AD%20%EB%B6%84%EC%84%9D%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/15680
[5] http://www.sdi.re.kr/si_download/40611/6575
[6] http://www.sdi.re.kr/taxonomy/term/17860
[7] http://www.sdi.re.kr/taxonomy/term/17861
[8] http://www.sdi.re.kr/taxonomy/term/16635
[9] http://www.sdi.re.kr/studies_on/15680