@ARTICLE {281,
author={J. J. O.  Pires and R. F. Rocha},
doi={},
journal={Journal of Lightwave Technology},
title={Performance analysis of DPSK direct detection optical systems in the presence  of interferometric intensity noise},
year={1992},
month={September},
volume={10},
number={11},
pages={1722-1730},
ISSN={0733-8724}
}