多重距离对中国入境与出境旅游流的影响:基于组态的视角
张子昂, 保继刚
Effects of Multiple Distances on Inbound and Outbound Tourism Flows in China: A Configuration-based Perspective
Zhang Ziang, Bao Jigang
地理科学 . 2021, (1): 13 -21 .  DOI: 10.13249/j.cnki.sgs.2021.01.002