北京给异见人士"封口" (Beijing Seals the Mouths of Dissidents)
Deutsche Welle, June 28, 2011
http://www.dw-world.de/dw/article/0,,15194222,00.html
冉雲飛被控顛覆國家 證據不足 (Subversion Charge against Ran Yunfei Dropped Due to Lack of Evidence)
Apple Daily, June 29, 2011
http://hk.apple.nextmedia.com/template/apple/art_main.php?iss_id=20110629&sec_id=15335&subsec_id=15336&art_id=15385233
