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Koehler, W.: Web page change and persistence : a four-year longitudinal study (2002)
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Neth, M.: Citation analysis and the Web (1998)
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Tonta, Y.: Scholarly communication and the use of networked information sources (1996)
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Raan, A.F.J. van; Noyons, E.C.M.: Discovery of patterns of scientific and technological development and knowledge transfer (2002)
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