By Schmiede Rudi   in International Journal on Digital Libraries

ISSN:1432-5012|4|1|48-51

Springer Publishing Company ‎(2004)‎

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By Schmiede Rudi   in Library Hi Tech

ISSN:0737-8831|27|4|624-633

Emerald Group Publishing Ltd‎(2009)‎

Access to resources Favorite 23.180614