IEEE Electron Device Letters
IEEE Electron Device Letters > 2006 > 27 > 11 > 896 - 898
IEEE Electron Device Letters > 2008 > 29 > 7 > 724 - 727
IEEE Electron Device Letters > 2009 > 30 > 7 > 739 - 741
IEEE Electron Device Letters > 2012 > 33 > 12 > 1714 - 1716