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Casale, M.: Document delivery : the electronic challenge (1995)
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Brand, A.: CrossRef turns one (2001)
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UnCovering Blackwell's document delivery service (1993)
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Ward, S.: Networked CD-ROMs as academic information sources : the growth of networked electronic information sources in academic libraries (1993)
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Ovid announces strategic partnerships : Java-based interface (1997)
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