Acta Geographica Sinica >
1985 , Vol. 40 >Issue 4: 377 - 382
DOI: https://doi.org/10.11821/xb198504008
Online published: 1985-10-15
Yun Caixing . [J]. Acta Geographica Sinica, 1985 , 40(4) : 377 -382 . DOI: 10.11821/xb198504008
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