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DIEPSCHLAG E, 1927, ZBL HUTTEN WALZWERKE, V31, P587
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DIEPSCHLAG E, 1927, ZBL HUTTEN WALZWERKE, V31, P567
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HEDVALL IA, 1931, Z ANORG ALLG CHEM, V197, P399
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HEDVALL IA, 1928, SVENSK KEM TIDSKR, V40, P65
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HEDVALL IA, 1924, Z ANORG ALLG CHEM, V135, P65
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HEDVALL IA, 1928, Z ANORG ALLG CHEM, V170, P71
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HEDVALL IA, 1931, Z ANORG ALLG CHEM, V37, P130
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HEDVALL IA, 1930, Z ANORG ALLG CHEM, V193, P29
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