PDF(2377 KB)
PDF(2377 KB)
PDF(2377 KB)
生态环境视角下东北地区冰雪旅游发展效率评估及影响因素分析
({{custom_author.role_cn}}), {{javascript:window.custom_author_cn_index++;}}Evaluation of ice and snow tourism development efficiency and influencing factor analysis in Northeast China from the perspective of ecological environment
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