http://www.hani.co.kr/arti/culture/culture_general/320917.html
http://www.seoul.co.kr/news/newsView.php?id=20081113009012
http://www.pressian.com/scripts/section/article.asp?article_num=60081110191653
출처 : http://news.naver.com/main/read.nhn?mode=LS2D&mid=sec&sid1=101&sid2=310&oid=028&aid=0001973604
http://blog.hani.co.kr/bonbon/13418