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  • × author_ss:"Schäfer, U."
  • × language_ss:"d"
  • × theme_ss:"OPAC"
  • × year_i:[1980 TO 1990}
  1. Schäfer, U.; Skalski, D.: Lokale, stand-alone Online-Benutzerkataloge (OPAC) : Entwicklungsstand, Grundlagen und Probleme unter besonderer Berücksichtigung des Mikrocomputereinsatzes (1986) 0.00 
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