Liu, Lixun
Meng, Lingpeng
Zhang, Xueying
Zeng, Yanli
Funding for this research was provided by:
National Natural Science Foundation of China (21371045)
National Natural Science Foundation of China (21373075)
Natural Science Foundation of Hebei Province (B2015205045)
Natural Science Foundation of Hebei Province (B2014205109)
Education Department Foundation of Hebei Province (ZH2012106)
Education Department Foundation of Hebei Province (ZD20131037)