Zhenqing. Sun has written:
'Kangde di pi ban zhe xue'
'Zhi shi lun'
Yan Zhenqing died in 785.
Yan Zhenqing was born in 709.
Zhenqing Guo was born in August 1927, in Tianjin, China.
Zhenqing Guo died on August 24, 2005, in Tianjin, China of natural causes.
Qiao Sun has written: 'Sun kezhi ji'
Sun He has written: 'Some problems about collinearity'
Shuping. Sun has written: 'Sun Shuping wen ji'
Sun Zhuang has written: 'Zhuang Sun sui bi'
Fen Sun has written: 'Xi an ji'
Guodong. Sun has written: 'Ping Boyang'
Limeng Sun has written: 'Die bian'
Yiqiu Sun has written: 'Ni ning chi'