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Blake, P.: Who will be the king ... of the portals? : There is a lot of competition to be the alpha business information site (1999)
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Kirwood, H.P.: Beyond evaluation : a model for cooperative evaluation of Internet resources (1998)
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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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