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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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Janée, G.; Frew, J.; Hill, L.L.: Issues in georeferenced digital libraries (2004)
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Zhu, B.; Chen, H.: Information visualization (2004)
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Stone, J.: Geographic information systems (1998)
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Integrating multiple overlapping metadata standards (1999)
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