Dong, Enzeng
Han, Bo
Jian, Hao
Tong, Jigang
Wang, Zenghui
Funding for this research was provided by:
The research was partly supported by the National Natural Science Foundation of China (No.61502340)
the Natural Science Foundation of Tianjin (No.18JCYBJC87700)
the South African National Research Foundation Incentive Grant (No.114911)
Article History
Received: 17 April 2019
Revised: 1 September 2019
Accepted: 26 November 2019
First Online: 18 December 2019