宁蒙陕甘毗邻地区沙漠旅游合作开发

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董瑞杰, 董治宝

The Cooperative Development of Desert Tourism on the Ningxia-Inner Mongolia-Shaanxi-Gansu Adjacent Area of China

Dong Ruijie, Dong Zhibao

中国沙漠 . 2014, (3): 911 -918 . DOI: 10.7522/j.issn.1000-694X.2013.00391