Vol. No.(), Paper ID 14172, 5 pages
DOI:
Study on Gray Model Forecast of Geological Survey Investment
Shangdong Diao, Qiushuo Zhao
China University of Geosciences (Wuhan) ，Zip code:430074 China University of Geosciences (Wuhan) ，Zip code:430074
Copyright © Shangdong Diao, Qiushuo Zhao et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
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