中国删除记述彭丽媛当年为戒严部队唱歌的微博 (1989 Photo of First Lady Singing to Martial Law Troops in Tiananmen Square Removed from Weibo) Voice of America, March 28, 2013 http://www.voachinese.com/content/china-peng-liyuan-64-20130328/1630707.html