Guo, Victor J. W. http://orcid.org/0000-0002-4153-715X
Zudilin, Wadim http://orcid.org/0000-0001-9551-2903
Funding for this research was provided by:
National Natural Science Foundation of China (11771175)
Japan Society for the Promotion of Science (S19126)
Article History
Received: 30 October 2019
Accepted: 3 February 2020
First Online: 9 March 2020