http://www.hankyung.com/news/app/newsview.php?aid=2014011201747

http://news.naver.com/main/read.nhn?mode=LSD&mid=sec&sid1=101&oid=001&aid=0006695984

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http://www.hankyung.com/news/app/newsview.php?aid=2014011210951

http://sports.chosun.com/news/ntype.htm?id=201401120100106700006574&servicedate=20140111

http://www.zdnet.co.kr/news/news_view.asp?artice_id=20140110134234&type=xml

http://www.hankyung.com/news/app/newsview.php?aid=2014011210971

http://www.fnnews.com/view?ra=Sent0901m_View&corp=fnnews&arcid=201401130100119310005759&cDateYear=2014&cDateMonth=01&cDateDay=12

http://www.zdnet.co.kr/news/news_view.asp?artice_id=20140110134751&type=xml

http://www.seoulfn.com/news/articleView.html?idxno=184383