@ARTICLE {30543,
author={M. S. Neves and P. Monteiro and F. P. Guiomar},
doi={10.1109/JLT.2021.3057680},
journal={Journal of Lightwave Technology},
title={Enhanced Phase Estimation for Long-Haul Multi-Carrier Systems Using a Dual-Reference Subcarrier Approach},
year={2021},
month={May},
volume={39},
number={9},
pages={2714-2724},
ISSN={0733-8724}
}