Proposal for the protection of natural heritage of Singing Sand Mountain and Crescent Moon Spring in Dunhuang City, China
DONG Ji-hong, BIAN Zheng-fu
JOURNAL OF NATURAL RESOURCES ›› 2004, Vol. 19 ›› Issue (5) : 561-567.
Proposal for the protection of natural heritage of Singing Sand Mountain and Crescent Moon Spring in Dunhuang City, China
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