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http://news.inews24.com/php/news_view.php?g_serial=795742&g_menu=020310&rrf=nv

http://www.hankyung.com/news/app/newsview.php?aid=201401037460g

http://www.dt.co.kr/contents.html?article_no=2014010402019919734030

http://www.econovill.com/archives/147908

http://www.rapportian.com/n_news/news/view.html?no=8834

http://isplus.joins.com/article/111/13563111.html?cloc=

http://www.ajunews.com/view/20140105113545510

http://www.mt.co.kr/view/mtview.php?type=1&no=2014010316141724772&outlink=1