@ARTICLE {15512,
author={T. M. F. Alves  and A. Cartaxo},
doi={10.1109/JLT.2015.2461013},
journal={IEEE/OSA Journal of Lightwave Technology},
title={Virtual-carrier assisted direct-detection MB-OFDM next generation ultra-dense metro networks limited by laser phase noise},
year={2015},
month={October},
volume={33},
number={19},
pages={4093-4100},
ISSN={0733-8724}
}