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Online Learning News and Research
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Monday, June 18, 2001
http://www.nytimes.com/2001/06/18/technology/18LINK.html June 18, 2001 Compressed Data: Tags Could Help Keep E-Book Links Alive BY LISA GUERNSEY Proponents of electronic books have been talking for years about the flexibility of digital information. They envision readers of e-books being able to click on a footnote or an offhand reference to another book and immediately view a copy of the citation in question. Actually creating such a seamless system is easier said than done. But help may be on the way. Last month, visitors at BookExpo America, a publishing trade show, saw the first demonstration of a new system for tracking digital content. It works by tagging each e-book or other piece of digital content with a number called a digital object identifier, or D.O.I. The number acts like a bar code, enabling companies throughout the publishing industry to track material according to a standard format. When embedded in an electronic document like an e-book or a Web page, the identifier also functions as a hyperlink to other relevant material....
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