Proximity still matters in research collaboration! Evidence from the introduction of new airline routes and high-speed railways in China
Crossref DOI link: https://doi.org/10.1007/s11192-023-04910-3
Published Online: 2024-03-13
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Ma, Xin http://orcid.org/0000-0001-8249-7142
Huang, Tao
Text and Data Mining valid from 2024-03-13
Version of Record valid from 2024-03-13
Article History
Received: 20 June 2023
Accepted: 3 December 2023
First Online: 13 March 2024