1. , and , Advanced phase noise suppression technique for next generation of ultra low-noise microwave oscillators, Proceedings of the 1995 IEEE International Frequency Control Symposium, pp. 314–320.
2. , , , , , , , Ultra low phase noise SiGe HBT application to a C band sapphire resonator oscillator, Proceedings Of 1998 IEEE International Frequency Control Symposium, pp. 691–694.
3. Design and measurement of low phase-noise X-band oscillator
4. Some Basic Characteristics of Broadband Negative Resistance Oscillator Circuits