Quantitative Assessment on Supply-Demand Budget of Culture Ecosystem Service: A Case Study in Pinglu Swan Scenic Spot
YANG Liwen, WANG Dayong, LI Shuangcheng
Acta Scientiarum Naturalium Universitatis Pekinensis . 2021, (4): 691 -698 .  DOI: 10.13209/j.0479-8023.2021.040