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Ground-water Quality in the Eastern Part of the Silurian-Devonian and Upper Carbonate Aquifers in the Eastern Iowa Basins, Iowa and Minnesota, 1996
Mark E. SavocaEric M. Sadorf
出版U.S. Department of the Interior, U.S. Geological Survey, 1999
URLhttp://books.google.com.hk/books?id=7obuAAAAMAAJ&hl=&source=gbs_api
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