IEEE Photonics Technology Letters
IEEE Photonics Technology Letters > 2007 > 19 > 12 > 922 - 924
IEEE Photonics Technology Letters > 2007 > 19 > 12 > 871 - 873
IEEE Photonics Technology Letters > 2007 > 19 > 12 > 922 - 924
IEEE Photonics Technology Letters > 2007 > 19 > 12 > 871 - 873