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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) 0.00

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Source: Information today. 16(1999) no.8, S.20-22

Blake, P.: ¬The arrival of free patent information : Internet provision of patent information for free is affecting vendors (1998) 0.00

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Date: 10. 1.1999 14:29:33