@ARTICLE {17690,
author={A. Shahpari and RMF Ferreira and F. P. Guiomar and S. B. Amado and S. Ziaie  and C.Rodrigues Rodrigues and J.D. Reis and A. N. Pinto and A. Teixeira},
doi={10.1109/JLT.2015.2508378},
journal={Journal of Lightwave Technology},
title={Real-time bidirectional coherent Nyquist UDWDM-PON coexisting with multiple deployed systems in field-trial (Post-Deadline)},
year={2016},
month={April},
volume={34},
number={7},
pages={1643-1650},
ISSN={0733-8724}
}