IEEE Photonics Technology Letters
IEEE Photonics Technology Letters > 2007 > 19 > 6 > 384 - 386
IEEE Photonics Technology Letters > 2007 > 19 > 7 > 495 - 497
IEEE Photonics Technology Letters > 2008 > 20 > 12 > 1039 - 1041
IEEE Photonics Technology Letters > 2009 > 21 > 6 > 383 - 385
IEEE Photonics Technology Letters > 2011 > 23 > 10 > 627 - 629