Jie ke. wei er qi zi chuanErqi Wei, Lch We, En Bai, Yanbo Cao, Liming Sun, Hao Ding · First published 2007Open the Tome
Zhengzhou Shi Erqi Qu cai zheng zhi (1986-2000)Zhengzhou Shi Erqi Qu cai zheng zhi bian zuan zu wei hui · First published 2002Open the Tome
Zhongguo gong chan dang Henan Sheng Zhengzhou Shi Erqi Qu zu zhi shi zi liao, 1948 nian 10 yue zhi 1987 nian 10 yueZhong gong Henan Sheng Zhengzhou Shi Erqi Qu wei. Zu zhi bu · First published 1990Open the Tome
郑州市二七区志 (1991-2000)Zhengzhou Shi Erqi Qu di fang shi zhi bian zuan wei yuan hui · First published 2004 · Latest edition 2013Open the Tome
Qiliyan Xiang zhiZhengzhou Shi Erqi Qu Qiliyan Xiang zhi bian wei · First published 1992Open the Tome
