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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
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Nicholas, D.: LISA Plus on CD-ROM : version 4 (1997)
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Hill, L.L.; Zheng, Q.: Indirect geospatial referencing through place names in the digital library : Alexandra digital library experience with developing and implementing gazetteers (1999)
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