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Costas, R.; Leeuwen, T.N. van; Raan, A.F.J. van: Is scientific literature subject to a 'Sell-By-Date'? : a general methodology to analyze the 'durability' of scientific documents (2010)
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Smiraglia, R.P.: Crossing cultural boundaries : perspectives an the popularity of works (2003)
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Marshall, R: Rhetoric and policy : how is it being used in pornography and the Internet? (1999)
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Fugmann, R.: Obstacles to progress in mechanized subject access and the necessity of a paradigm change (2000)
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Lennon, D.: ¬The future of "free" information in the Age of the Internet (1999)
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