中国公安部长：防止外部势力利用互联网掀起颜色革命浪潮 (Minister of Public Security warns against the use of the Internet by external forces to instigate “colored revolutions”)
Voice of America, April 21, 2014
www.voachinese.com/content/china-tightens-internet-20140419/1896887.html
China steps up purge of online porn amid wider censorship push
Reuters, April 21, 2014
http://in.reuters.com/article/2014/04/21/china-internet-pornography-idINKBN0D704Q20140421
