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Larson, R.R.: Classification clustering, probabilistic information retrieval, and the online catalog (1991)
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Dawson, H.: Using the Internet for political research : practical tips and hints (2003)
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Dalrymple, P.W.; Younger, J.A.: From authority control to informed retrieval : framing the expanded domain of subject access (1991)
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Huthwaite, A.: Understanding the user : cognitive aspects of subject searching (1993)
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Seltzer, R.; Ray, D.S.; Ray, E.J.: ¬The AltaVista search revolution : how to find anything on the Internet (1997)
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