Yan Xin: Opposition and the legitimacy of state power
China Digital Times, December 14, 2016
http://chinadigitaltimes.net/2016/12/yan-xin-%e7%87%95%e8%96%aa-opposition-legitimacy-state-power/
年终报道：习近平来年面临严峻挑战 (Year-end report: Xi Jinping is facing severe challenges next year)
Voice of America, December 16, 2016
http://www.voachinese.com/a/china-politics-year-ender-20161215/3638128.html