1. and , Electrically small, efficient wide band antennas for unattended sensors, Progress Electromagn Res Symp (PIERS 2002), Cambridge, MA, 2002.
2. Dipole arrays with non-Foster circuits, IEEE Int Symp Phased Arrays Syst and Tech, Boston, MA, 2003.
3. Gyrator-based biquad filters and negative impedance converters for microwaves
4. , and , Electrically small, efficient, wide-band, low-noise antenna elements, Proc 1998 Antenna Applic Symp, Allerton IL, 1998, pp. 214–231.