-
Loading metrics
Efficiency of tourism development in China’s major cities under the constraint of PM2.5
- Jiajia Li,
- Kaifeng Duan,
- Quanwei Xu,
- Xuefei Sun,
- Yanwei Zhang,
- Changhua Hua
x
- Published: August 11, 2021
- https://doi.org/10.1371/journal.pone.0255508