@INPROCEEDINGS {15681,
author={J.D. Reis and A. Shahpari and RMF Ferreira and A. Teixeira},
doi={0},
booktitle={OSA Optical Fiber Communications - OFC},
title={Bidirectional Coherent WDM-PON Performance with Real-Time Nyquist 16QAM Transmitter},
year={2015},
month={March},
volume={CD},
pages={Th3I.5-Th3I.5.} 
}