Emission and Control of Trace Elements from Coal-Derived Gas StreamsYongchun Zhao, Hailong Li, Jianping Yang, Junying Zhang, Zheng Chuguang · First published 2019Open the Tome
Li shi shang de "Zhongguo" yu Zhongguo li shi jiang yu yan jiuYongchun Zhao · First published 2017Open the Tome
luan ding zhi ping, Yuan Shizu, Hubilie (Zhongguo ming di shu xi)Yongchun Zhao · First published 1997Open the Tome
