Ruan, Rengui http://orcid.org/0000-0001-9704-4488
Wei, Ziqing
Funding for this research was provided by:
National Natural Science Foundation of China (41704035)
Office of China Navigation Satellite System (GFZX03010403)
Article History
Received: 30 July 2018
Accepted: 14 March 2019
First Online: 27 March 2019