Lili WuYi LiuKuo LiuYongji WangZhihui Tian2025-05-142025-05-142023jz000148-0242https://tustorage.ulb.tu-darmstadt.de/handle/tustorage/26658550Analysis of Tourist Market Structure and Its Driving Factors in Small Cities before and after COVID-19Articlehttps://doi.org/10.3390/ijgi12060243