中国旅游业绿色发展效率时空演变特征及影响机理
刘雨婧, 唐健雄

Spatio-temporal evolution characteristics and influencing mechanism of green development efficiency of tourism industry in China
LIU Yu-jing, TANG Jian-xiong
图1 旅游业绿色发展内涵框架
Fig. 1 The framework of green development connotation of tourism industry