by Lang-sheng, Yang, Zhong-qiang, Shan, Pei-min, Hou, Wei-xiang, Chen, Li, Liu
Published in Journal of power sources (15.04.1993)

by Li, Xin-Le, Lang, Xiao-Mei, Yang, Lian-Ming, Zhou, Sheng-Yuan, Hu, Hong-Fan, Xue, Shan, Sun, Xin, Xin, Shi-Xuan
Published in Chinese chemical letters (01.03.2017)