东北地区A级旅游景区空间分布特征及影响因素
王洪桥, 袁家冬, 孟祥君
Spatial Distribution and Its Influencing Factors of Level-A Scenic Spots in Northeast China
Hongqiao Wang, Jiadong Yuan, Xiangjun Meng
地理科学 . 2017, (6): 895 -903 .  DOI: 10.13249/j.cnki.sgs.2017.06.011