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GIS in academic libraries (1995)
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Geographic information systems (GISs) revisited : a symposium (1997)
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Felleman, J.: Symposium on geographic information systems : [Themenheft] (1990)
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Geographic information systems and libraries : patrons, maps and spatial information. Proceedings of the 1995 Clinic on Library Applications of Data Processing, Graduate School of Library and Information Science, Illinois University at Urbana-Champaign, 10-12 April 1995 (1996)
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Stone, J.: Geographic information systems (1998)
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