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Nicolaisen, J.: Citation analysis (2007)
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Hjerppe, R.: ¬An outline of bibliometrics and citation analysis (1980)
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Bensman, S.J.: Garfield and the impact factors (2007)
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Osareh, F.: Bibliometrics, citation analysis and co-citation analysis : a review of literature II (1996)
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Osareh, F.: Bibliometrics, citation analysis and co-citation analysis : a review of literature I (1996)
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Thelwall, M.; Vaughan, L.; Björneborn, L.: Webometrics (2004)
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