PDF(1329 KB)
Evaluation of Tourism Ecological Security and Diagnosis of Obstacle Factors in China Based on Fuzzy Object Element Model
Xu Shaogui, Zuo Yifan, Zhang Mu
GEOGRAPHICAL SCIENCE ›› 2021, Vol. 41 ›› Issue (1) : 33-43.
PDF(1329 KB)
PDF(1329 KB)
Evaluation of Tourism Ecological Security and Diagnosis of Obstacle Factors in China Based on Fuzzy Object Element Model
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