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Voigt, K.: Information über Information : CD-ROM und Online-Datenbanken im Bereich Umweltschutz (1995)
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- Cogito. 11(1995) H.6, S.12-15
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Voigt, K.; Benz, J.: Umweltschutz im Internet : Datenquellen zu ökologischen und chemischen Fragestellungen (1996)
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- Cogito. 12(1996) H.2, S.5-11
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Voigt, K.; Brüggemann, R.: Evaluation criteria for environmental and chemical databases (1998)
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- Online and CD-ROM review. 22(1998) no.4, S.247-262