高A级旅游景区分布与产业经济相关性分析——以京津冀区域为例
常变蓉, 张瑞英, 吕献红, 秦静
Correlation analysis of the distribution of high-grade scenic spots and regional industrial economy: a case of Beijing-Tianjin-Hebei
Chang Bianrong, Zhang Ruiying, Lü Xianhong, Qin Jing
天津农学院学报
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2021, (2): 102
-105
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DOI: 10.19640/j.cnki.jtau.2021.02.021