"A general Approach to Sampled-Data Modeling of Power Electronic Circuits,"
IEEE Trans. on Power Electronics, Vol. 1, No. 2, April 1986.

"Dynamic Modeling and Digital Control of Resonant Converters," Proceedings
of The International Workshop on Control Systems in New Energy
Applications, Madrid, Spain, Sept. 1987.

"Dynamic Modeling and Digital Control of Resonant Converters," IEEE Trans. on
Power Electronics, Vol. 3, No. 3, July, 1988

"A Simple Two Switch Cycloconverter for AC Drives," IEEE Trans. on Power
Electronics, Vol. PE-6, No. 4, October 1991.

"Characterization and Snubbing of the MCT Under Zero Voltage Resonant
Switching," IEEE Trans. on Industry Application, Vol. 31, No.5, 1995.

“A Comprehensive Program in Power Electronics and Motor Drives,” Proceedings
of The National Science Foundation Workshop on Developing Power
Electronics Curricula: Courses, Hardware and Software Laboratories,
Orlando, Florida, March 24-26, 1996.

"Optimized Switching Sequence for Snubberless Operation of Bidirectional
Switches in AC Resonant Link Converters,
" IEEE 1996 Power Electronic Specialists Conference, Italy, June 1996.

"Sliding Mode Control of a C'uk Converter," IEEE 1996 Power Electronic
Specialists Conference, Italy, June 1996.

"Performance of MCT in A Current-Regulated AC/AC
PDM Converter," IEEE
Trans. on Power Electronics, Vol. 11, No. 1, Jan 1996.

"Characterization and Snubbing of the MCT Under Zero Voltage Resonant
Switching," Proceedings of
The IEEE Industry Applications Society
Annual Meeting, Houston, Texas, October 1992.

"Performance of MCT in A Current-Regulated AC/AC PDM Converter,"
Proceedings of The IEEE 24th Power Electronics Specialists Conference,
(PESC'93), Seattle, June 1993.

"Modeling & Simulation of MCT Under Zero Voltage Resonant Switching",
Proceedings of The IEEE Industrial Electronics Conference (IECON '91),
November 1991, Kobe Japan.

"Comparison of Resonant DC Link Converters Using MCTs", Proceedings of
The IEEE Industry Application Society 27th Annual Meeting (IAS'92),
Houston, Texas, October 1992.

" Comparative Study of IGBTs and MCTs in  Resonant DC Link Converters", 
Proceedings of The 1993 IEEE Industry Application Society
28th  Annual Meeting, (IAS'93), Toronto, Canada, October 1993.

"Performance of A Three-Phase Resonant DC Link  Voltage Source Inverter
Using MCTs", Proceedings of The IEEE Industry Application  Society
28th Annual Meeting (IAS'93), Toronto,
Canada, October 1993.

"Closed-Loop Digital Control of Resonant Converters," Proceedings of The
IEEE Power Electronic specialists Conference, June, 1987.

"Resonant Converter Topologies," Proceedings of The 30th Midwest Symposium
on Circuits and Systems, Syracuse, N. Y., Aug. 1987.

"A Current-Fed Series Resonant Inverter for High Frequency High Power
Applications", Proceedings of the IEEE 21st Southeastern Symposium
on Systems Theory,
University of Florida, Tallahassee, March 1989.

"A Complete Analysis of The Current-Fed Series Resonant DC-DC Converter",
Proceedings of The IEEE Industrial Electronics Conference (IECON'89),
Philadelphia, PA, November 1989.

"Spectral Comparison of Microprocessor PWM Control Strategies under Light
and Heavy Loading Conditions," The International Conference on Electronics,
Circuits and Systems, EGYPT, December 1994.

"Sub-harmonic Instabilities and Control of A Single Phase Current-Regulated
Controlled Rectifier," The International Conference on Electronics, Circuits
and Systems, EGYPT, December 1994.

" Improving the Power Factor of Utility Interface Power Electronic Circuits
Using Neural Networks", The International Conference on Electronics,
Circuits and Systems, EGYPT, December 1994.

"Periodic Gain Feedback Control of Power Converters," Proceedings of The
1995 IEEE Industrial Electronics Society Conference (IECON'95),
Orlando, Florida, November 1995.

"Evaluation of The MCT in Soft Switching Motor Drive Converter," Proceedings
of The Space Technology and Applications International Forum (STAIF-96),
Albuquerque, New Mexico, Jan. 1996.

“Power Electronics Building Blocks and The Aerospace Focus”, IEEE IECEC,
August 1999.

“Investigation of Management Technologies for Rechargeable Batteries under
low temperature” IEEE IECEC, August 1999.

“Evaluation of low power DC/DC Converter Modules at Low Temperatures,”
Proceedings of IEEE PESC’00, Galway, Ireland.

“Efficiency and Regulation of Low Power DC/DC Converter Modules at
Cryogenic Temperatures,” Proceedings of IEEE IECEC’00, Las Vegas.

“Characterization of low power DC/DC Converter Modules at Low
Temperatures,” Proceedings of IEEE IAS’00, Rome, Italy.

“Performance of Power Converters at Cryogenic Temperatures,” ICECS
Conference, Malta, September 2001.

“Performance of High Speed Pulse Width Modulation Control Chips at
Cryogenic Temperatures,” IEEE Industry Applications Society
Conference, Chicago, September 2001.

“Electronic Components and Systems for Cryogenic Space Applications,”
Cryogenic Engineering Conference, Madison, July 2001.

“Low Temperature Performance of High Power Density DC/DC Converter
Modules,” IECEC Conference, Savannah, July 2001.

“Low Temperature Testing of a Radiation Hardened CMOS 8-Bit Flash
A/D Converter,” IECEC Conference, Savannah, July 2001.

“Recent Advances in Low Temperature Electronics for Space,” 2^nd Annual
NEPP Electronic Parts and Packaging for Space and Aeronautics
Applications Conf., Pasadena, May 2001.