朱虞夫狱中受迫情况加剧 家人探监被狱警强制中断 (Prison Condition for Dissident Writer Zhu Yufu Worsens ) Radio Free Asia, March 12, 2013 http://www.rfa.org/mandarin/yataibaodao/renquanfazhi/th1-03122013095233.html