China Daily, April 16, 2012
http://www.chinadaily.com.cn/world/2012-04/16/content_15053115.htm
Related:
Chinese Dissidents Silenced for London Book Fair
Inter Press Service, April 14, 2012
http://www.ipsnews.net/news.asp?idnews=107432
中国独立作家为何缺席伦敦书展? (Why Aren't China's Independent Writers at the London Book Fair?)
Deutsche Welle, April 14, 2012
http://www.dw.de/dw/article/0,,15883373,00.html