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  • × author_ss:"Chan, L.M."
  • × theme_ss:"Klassifikationssysteme im Online-Retrieval"
  1. Chan, L.M.: Library of Congress Classification as an online retrieval tool : potentials and limitations (1986) 6.42 
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  2. Chan, L.M.: Library of Congress class numbers in online catalog searching (1989) 6.42 
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  3. Chan, L.M.: ¬The Library of Congress Classification System in an online environment (1990) 6.42 
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