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Comparative study of “resource value” and “visitor perception” at national parks: a case study from Sichuan area of Giant Panda National Park
REN Qingliu, YANG Zhaoping, HAN Fang, PU Yulin
Journal of University of Chinese Academy of Sciences . 2023, (3): 333 -342 .  DOI: 10.7523/j.ucas.2021.0075