IEEE Photonics Technology Letters
IEEE Photonics Technology Letters > 2009 > 21 > 16 > 1154 - 1156
IEEE Photonics Technology Letters > 2009 > 21 > 21 > 1618 - 1620
IEEE Photonics Technology Letters > 2009 > 21 > 16 > 1154 - 1156
IEEE Photonics Technology Letters > 2009 > 21 > 21 > 1618 - 1620