@INPROCEEDINGS {28519,
author={J. J. O.  Pires and L.   Cancela},
doi={},
booktitle={IEEE International Conference on Communications - ICC},
title={Investigating  the Impact  of Coherent  Multipath Interference on Optical QPSK Systems},
year={2017},
month={May},
volume={Sem informação},
pages={Sem informação-Sem informação} 
}