Xuejun ChenYang HuangYuesheng Chen2025-05-142025-05-142023jz000148-0120https://tustorage.ulb.tu-darmstadt.de/handle/tustorage/26170550Spatial Pattern Evolution and Influencing Factors of Tourism Flow in the Chengdu–Chongqing Economic Circle in ChinaArticlehttps://doi.org/10.3390/ijgi12030121