@ARTICLE {5029,
author={J. J. O.  Pires and L.   Cancela},
doi={10.1109/JLT.2010.2064285},
journal={Journal of Lightwave Technology},
title={Theoretical insights into the impact of coherent and incoherent crosstalk on optical DPSK signals},
year={2010},
month={October},
volume={28},
number={19},
pages={2766-2774},
ISSN={0733-8724}
}