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  • × author_ss:"Pika, J."
  • × type_ss:"el"
  1. Pika, J.: ¬Die Sacherschliessung an der ETH-Bibliothek Zürich (2003) 0.00 
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    Date
    21. 6.2004 14:29:25
  2. Pika, J.: Universal Decimal Classification at the ETH-Bibliothek Zürich : a Swiss perspective (2007) 0.00 
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    Source
    Extensions and corrections to the UDC. 29(2007), S.229-251

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