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Hock, R.E.: How to do field searching in Web search engines : a field trip (1998)
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Courlois, M.P.: Cool tools for Web searching : an update (1996)
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Internet search tool details (1996)
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Notess, G.R.: Internet search techniques and strategies (1997)
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Clarke, S.J.: Search engines for the World Wide Web : an evaluation of recent developments (2000)
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