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Librarians have traditionally been familiar with the techniques of critically analysing the value of individual books and periodicals. This has been necessary for a variety of reasons: to order appropriate titles for the library collections; to include items in bibliographies; and to recommend titles to readers and scholars. With the advent of the Internet and its subsequent use as a research tool, the evaluation of Internet sites has become increasingly important. Since pages can be posted ondoi:10.15612/bd.2005.450 fatcat:vyyo7du4qvfephjf5draau2xue