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Barnes, S.J.: ¬The electronic library and public services (1994)
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Nickerson, G.: Networked resources (1991)
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Kim, Y.; Norgard, B.; Chen, A.; Gey, F.: Using ordinary language in access metadata of divers types of information resources : trade classifications and numeric data (1999)
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Felleman, J.: Symposium on geographic information systems : [Themenheft] (1990)
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GIS in academic libraries (1995)
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