| 标题 |
Revisiting the gravity model: A multi-level comparison of physical and virtual flows among 296 Chinese cities |
| 网址 | |
| DOI | |
| 其它 |
期刊:Applied Geography 作者:Zhixuan Li; Becky P.Y. Loo 出版日期:2026-04-11 |
| 求助人 | |
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(2025-6-4)