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  • × author_ss:"Harzbecker, J.J."
  • × theme_ss:"Informationsdienstleistungen"
  • × year_i:[1990 TO 2000}
  1. Schilling-Eccles, K.; Harzbecker, J.J.: ¬The use of electronic mail at the reference desk : impact of a computer-mediated communication technology on librarian-client interactions (1998) 0.02
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