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Martinez Méndez, F.J.: Aproximacion general a la evaluacion de la recuperacion mediante motores de busqueda en Internet (2001) 0.01

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Footnote: Übers. des Titels: A general approach for the evaluation of the information retrieval capabilities of search engines

Pulido, J.R.V.: Recupracion de la information en Internet : motores y otros agentes des busqueda (1997) 0.01

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Footnote: Übers. des Titels: Perspectives on the retrieval and exploitation of electronic information: data mining

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