IEEE Electron Device Letters
IEEE Electron Device Letters > 2009 > 30 > 7 > 730 - 732
IEEE Electron Device Letters > 2010 > 31 > 2 > 138 - 140
IEEE Electron Device Letters > 2010 > 31 > 5 > 446 - 448
IEEE Electron Device Letters > 2011 > 32 > 3 > 324 - 326