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[1]
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Gore Albert and Pena Federico (1996) Presidential Decision Directive on the Global Positioning System, Announced by Vice President Albert Gore and Secretary of Transportation Federico Pena, (Document DOT 62-96), Executive Office Building, Washington, DC, March 29, 1996.
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[2]
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EC (1999) Galileo to Set Pace in Satellite Navigation, Improve Safety, Generate Jobs, Commission Says, European Commission Public Information Release, Publication IP/99/102, European Commission, Brussels, 10 February 1999.
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[3]
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Gore Albert (1999) Vice President of the United States, New Global Positioning System Modernization Initiative, The White House, Office of the Vice President, Contact (202) 456-7035, Public Announcement on the Global Positioning System, Washington, DC, January 25, 1999.
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[4]
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McDonald, Keith D. (1998) Technology, Implementation and Policy Issues for the Modernization of GPS and its Role in a GNSS, The Journal of Navigation, Vol. 51, No. 3, The Royal Institute of Navigation, Cambridge University Press, The Royal Geographical Society, 1 Kensington Gore, London SW7 2AT, September 1998.
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[5]
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McDonald, Keith D. (1998) The GPS Modernization Dilemma and Some Topics for Resolution, The Quarterly Newsletter of he Institute of Navigation, Vol. 8, No. 2, Summer, 1998.
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McDonald, Keith D. (1998c) The Modernization Mantra, GPS World, Directions '99, Vol. 9, No. 12, p.46, Advanstar Communications, 859 Willamette St., Eugene, OR 97401, December, 1998.
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[7]
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NAPA (1995) The Global Positioning System - Charting the Future, A Joint Report of the National Academy of Public Administration (NAPA) Panel and the National Research Council (NRC) Committee, Document available from NAPA, Washington, D.C., 1995.
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[8]
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NRC (1995) The Global Positioning System - A Shared National Asset; Recommendations for Technical Improvements and Enhancements, Committee on the Future of the Global Positioning System, Commission on Engineering and Technical Systems, National Research Council, National Academy Press, Washington, D.C., 1995.
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[9]
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Spilker, James J., et al. (1998) A Family of Split Spectrum GPS Civil Signals, Proceedings of the 11th International Technical Meeting of the Satellite Division of the Institute of Navigation, Part 2, ION GPS-98, The Institute of Navigation, 1800 Diagonal Rd., Alexandria, VA 22314, September 15-18.
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USGAO (1998) The U.S. General Accounting Office, A Study of the Market Potential and Economic Factors Influencing the Global Positioning System, US Gov. Printing Office.
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