IEEE Photonics Technology Letters
IEEE Photonics Technology Letters > 2009 > 21 > 15 > 1042 - 1044
IEEE Photonics Technology Letters > 2009 > 21 > 24 > 1882 - 1884
IEEE Photonics Technology Letters > 2009 > 21 > 15 > 1042 - 1044
IEEE Photonics Technology Letters > 2009 > 21 > 24 > 1882 - 1884