Advances in Earth Science >
2005 , Vol. 20 >Issue 12: 1271 - 1279
DOI: https://doi.org/10.11867/j.issn.1001-8166.2005.12.1271
Received date: 2005-11-17
Online published: 2005-12-25
NNSF . [J]. Advances in Earth Science, 2005 , 20(12) : 1271 -1279 . DOI: 10.11867/j.issn.1001-8166.2005.12.1271
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