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Courlois, M.P.: Cool tools for Web searching : an update (1996)
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Price, A.: Five new Danish subject gateways under development (2000)
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Web-based search services (1995)
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Dasgupta, S.K.: Search engines : tooles for exploring the Internet (1998)
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Conhaim, W.W.: Search tools (1996)
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Fong, W.W.: Searching the World Wide Web (1996)
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Duval, B.K.; Main, L.: Searching on the Net : general overview (1996)
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Notess, G.R.: Toward more comprehensive Web searching : single searching versus megasearching (1998)
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Berinstein, P.: Turning visual : image search engines on the Web (1998)
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Amato, G.; Rabitti, F.; Savino, P.: Multimedia document search on the Web (1998)
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Gardner, T.; Iannella, R.: Architecture and software solutions (2000)
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Peereboom, M.: DutchESS : Dutch Electronic Subject Service - a Dutch national collaborative effort (2000)
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Campbell, D.: Australian subject gateways : political and strategic issues (2000)
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Dempsey, L.: ¬The subject gateway : experiences and issues based on the emergence of the Resource Discovery Network (2000)
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Sandler, M.: Disruptive beneficence : the Google Print program and the future of libraries (2005)
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Bensman, S.J.: Eugene Garfield, Francis Narin, and PageRank : the theoretical bases of the Google search engine (2013)
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