A. Pascht, I. Kallfass, R. Obergfell, and M. Berroth. IEEE International Symposium on High Performance Electron Devices for Microwave and Optoelectronic Applications (EDMO), page 20--25. Glasgow, UK, (2000)
A. Pascht, D. Wiegner, and M. Berroth. International Semiconductor Device Research Symposium (ISDRS), page 497--500. Charlottesville,Virginia, USA, (1999)
A. Pascht, M. Reimann, and M. Berroth. Symposium on High Performance Electron Devices for Microwave and Optoelectronic Applications (EDMO), page 125--130. London, UK, (1999)