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  • × author_ss:"Ishikawa, T."
  1. Nakamura, Y.; Ishikawa, T.: Expert systems for automatic UDC number assignment (1990) 10.09 
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    Nakamura, Y.
  2. Ishikawa, T.; Nakamura, H.; Nakamura, Y.: UDC number automatic combination system (1994) 10.09 
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