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Holzberg, C.S.: Going for the gold on silver CD-ROM (1993)
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Popham, M.: Text encoding, analysis, and retrieval (1996)
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Braid, A.: ¬The problem of digitising non-electronic media (1994)
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Alexander, M.: Digitising books, manuscripts and scholarly materials : preparation, handling, scanning, recognition, compression, storage formats (1998)
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Ramsden, A.: ELINOR electronic library system (1998)
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