@INPROCEEDINGS {3220,
author={L.   Cancela and J. J. O.  Pires},
doi={},
booktitle={Asia-Pacific Optical and Wireless Communications Conf. - APOC},
title={Homodyne Crosstalk Penalty in Large Strictly Nonblocking Optical Switches Based on Directional Couplers},
year={2001},
month={November},
volume={*},
pages={*-*} 
}