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Robertson, A.M.; Willett, P.: Use of genetic algorithms in information retrieval (1995)
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Tober, M.; Hennig, L.; Furch, D.: SEO Ranking-Faktoren und Rang-Korrelationen 2014 : Google Deutschland (2014)
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Mutschke, P.: Autorennetzwerke : Verfahren zur Netzwerkanalyse als Mehrwertdienste für Informationssysteme (2004)
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Keen, E.M.: Interactive ranked retrieval (1995)
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