Development of the national 1:500000 environmental-geological survey information system[J]. Geological Bulletin of China, 2003, 22(7): 540-544.
Citation: |
Development of the national 1:500000 environmental-geological survey information system[J]. Geological Bulletin of China, 2003, 22(7): 540-544.
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Development of the national 1:500000 environmental-geological survey information system