1. GPS Modernization, http://ntiacsd.ntia.doc.gov/gps/gpsmodern.htm.
2. Proposed New L5 Civil GPS Codes
3. GPS III Addresses Multiple Needs, http://www.oosa.unvienna.org/SAP/act2002 ? ntations/session01/speaker01/tsld026.htm.
4. and Transmission line antennas with application to missiles, in Antennas and waves, M.I.T. Press, Cambridge, MA, 1969, pp. 437-481.
5. and Inverted L antennas, in Small antennas, Wiley, New York, 1987, pp. 116-151.