풍경소리(정용만)

http://terms.naver.com/entry.nhn?docId=1979230&cid=4738&categoryId=4738

http://blog.naver.com/jsdlus7830?Redirect=Log&logNo=120196699465

http://kin.naver.com/qna/detail.nhn?d1id=13&dirId=130102&docId=37766275&qb=6rWs65287YyM&enc=utf8&section=kin&rank=2&search_sort=0&spq=0&pid=RLdBMU5Y7uhssb5GnbZsssssssR-070987&sid=UNQjOXJvLCYAAGJ4FMY

http://mushaku.egloos.com/2110799

http://kr.news.yahoo.com/service/news/shellview.htm?articleid=20100809144206721f3&linkid=4&newssetid=1352

http://www.thoth.kr/

http://blog.daum.net/trent/8212195

http://kr.blog.yahoo.com/sturmgechutz/3106