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Flanders, B.: On-line books : an advanced technology electronic library system (1992)
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Beaney, S.; Carpenter, L.: ¬The indexing and retrieval of digital items (1996)
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Beaney, S.; Carpenter, L.: ¬La description et la recherche des documents electroniques (1997)
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Kluiters, C.C.P.: CAPCAS as a route to the digital library (1995)
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Pack, T.: Trends in digital document delivery (1996)
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