BARIUM (METALLURGY)
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BTALKALINE EARTH METALS (METALLURGY)
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UDC669.893
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Descriptor GERBARIUM (METALLURGIE)
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Descriptor ENGBARIUM (METALLURGY)
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Descriptor FREBARYUM (MÉTALLURGIE)
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NTBARIUM ALLOYS
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RTBARIUM (CHEMICAL ELEMENTS)