City borders as thresholds, not edges
Crossref DOI link: https://doi.org/10.1038/s44284-025-00359-y
Published Online: 2026-03-23
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Peng, Dandan https://orcid.org/0000-0003-0890-9254
Text and Data Mining valid from 2026-03-23
Version of Record valid from 2026-03-23
Article History
First Online: 23 March 2026
Competing interests
: The author declares no competing interests.