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Dugan, R.E.; Cheverie, J.F.; Souza, J.: ¬The NII : for the public good (1996)
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Hernon, P.; Shuler, J.A.; Dugan, R.E.: U.S. Government on the Web : getting the information you need (1999)
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Hernon, P.; Dugan, R.E.: GIS and privacy (1997)
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