IEEE Photonics Technology Letters
IEEE Photonics Technology Letters > 2009 > 21 > 16 > 1139 - 1141
IEEE Photonics Technology Letters > 2011 > 23 > 8 > 516 - 518
IEEE Photonics Technology Letters > 2009 > 21 > 16 > 1139 - 1141
IEEE Photonics Technology Letters > 2011 > 23 > 8 > 516 - 518