Zhongren Tian has written: '20 shi ji 30 nian dai Zhongguo zheng zhi shi yan jiu'
Renlong Tian has written: 'Qiong jiu tian ren tong gu jin' -- subject(s): Historians, Biography, History 'Zheng ba tian xia' -- subject(s): Military art and science, Battles, History
Xueyuan Tian has written: 'Zhongguo ren kou zheng ce 60 nian' -- subject(s): Birth control, Population policy, Government policy
Tian Chengsi died in 779.
Tian Ji'an died in 812.
Tian Han died in 1968.
Tian Lingzi died in 893.
Zheng Yunduan died in 1356.
Fa Zheng died in 220.
Zheng Zhong died in 107.
Zheng Changtu died in 887.
Wei Zheng died in 643.