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Beckett, C.; Blackwell, B.H.: Document delivery : the UnCover experience (1993)
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Gretz, M.: Individually tailored tables of contents via BM-SwetScan on the Boehringer Mannheim network (1997)
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Guiant, P.: Evaluating document delivery options (1995)
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Butler, J.T.: ¬A current awareness service using microcomputer databases and electronic mail (1993)
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Geleijnse, H.: Journal articles on the desktop : Elsevier and Tilburg experiment (1994)
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