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Erzmineralien
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Lithium process chemistry : resources, extraction, batteries, and recycling
Grundlagen und Tendenzen der Bildung von Kostenfrachtraten in der Eisenerzfahrt
Iron ore transport on the Great Lakes$the development of a delivery system to feed American industry
Great Lakes/St. Lawrence Seaway Regional Transportation Study; Analysis of Freight Rates
Economic Analyses of St. Lawrence Seaway Cargo Movements and Forecasts of Future Cargo Tonnage
Deep-Draft Navigation User Charges: Recovery Options and Impacts