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== Meta-Data == | == Meta-Data == | ||
There are two types: i) | There are two types: i) fixed atttributes which describe the reference and the other administrative data related to the objects; and ii) extensible attributes, more subjective, which describe the functions, purpose, relatedness of a reference. | ||
===Fixed/Objective Characteristics=== | ===Fixed/Objective Characteristics=== | ||
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