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classification_ss:"020"
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language_ss:"e"
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subject_ss:"Information science"
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year_i:[1990 TO 2000}
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- author's%3a%22Poetzsch%2c E.%22 2
- authors%3a%22Poetzsch%2c E.%22 2
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Losee, R.M.: ¬The science of information : measurement and applications (1990)
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Vickery, B.C.; Vickery, A.: Information science in theory and practice (1993)
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