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Fuhr, N.: Ranking-Experimente mit gewichteter Indexierung (1986)
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Fuhr, N.: Rankingexperimente mit gewichteter Indexierung (1986)
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Nagelschmidt, M.: Verfahren zur Anfragemodifikation im Information Retrieval (2008)
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Tober, M.; Hennig, L.; Furch, D.: SEO Ranking-Faktoren und Rang-Korrelationen 2014 : Google Deutschland (2014)
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Kanaeva, Z.: Ranking: Google und CiteSeer (2005)
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