1. Federal Communications Commission (FCC), Washington, DC, “First report and order in the matter of revision of Part 15 of the commission’s rules regarding ultra-wideband transmission systems”, ET-Docket, pp. 98–153, (2002).
2. J. Schantz H., “The Art, and Science of Ultrawideband Antennas”, Artech House, (2005).
3. Microstrip-Fed Semi-Elliptical Dipole Antennas for Ultrawideband Communications
4. Planar elliptical antenna for ultra-wideband communications
5. Study of a printed circular disc monopole antenna for UWB systems