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Hannemann, M.: Online ins Schlaraffenland der Wissenschaft : Literatur-Recherche im Internet ist ein teures Unterfangen ohne Erfolgsgarantie - Doch wer systematisch sucht, gelangt zügig ans Ziel (1999)
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Northern Light demonstrates Industry Search (1998)
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Cooke, A.: ¬A guide to finding quality information on the Internet : selection and evaluation strategies (1999)
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Raeder, A.: Finding Web sites (1995)
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Knight, J.P.: Resource discovery on the Internet (1996)
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Jacobs, M.: Criteria for evaluating alternative MEDLINE search engines (1998)
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