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Schneider, C.: eBooks - Ein Markt im Aufbruch? (2001)
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Springer: Neues Online-Tool zum Herunterladen (2011)
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Libraries and electronic resources : new partnerships, new practices, new perspectives (2002)
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Snowhill, L.: E-books and their future in academic libraries (2001)
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Martínez-Ávila, D.; Kipp, M.; Olson, H.A.: DDC or BISAC : the changing balance between corporations and public institutions (2012)
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