38th European Microwave Conference, EuMC 2008, page. 373 - 376, 2008-10
33rd International Conference on Infrared and Millimeter Waves and the 16th International Conference on Terahertz Electronics, 2008, IRMMW-THz 2008, 2008-09
2008 Global Symposium on Millimeter Waves, GSMM 2008, page. 108 - 110, 2008-04