IEEE Photonics Technology Letters
IEEE Photonics Technology Letters > 2015 > 27 > 6 > 631 - 634
IEEE Photonics Technology Letters > 2015 > 27 > 6 > 588 - 591
IEEE Photonics Technology Letters > 2015 > 27 > 6 > 577 - 580
IEEE Photonics Technology Letters > 2015 > 27 > 6 > 620 - 623