@inproceedings{Di_263_6-1992,
author = "F. Di Pasquale and S. Selleri and M. Zoboli",
title = "The modes of a Waveguide Directional Coupler",
month = "june",
year = "1992",
booktitle = "International Conference From Galileo's occhialino to optoelectronics: frontiers of optical systems and materials",
address = "Padova, Italy",
}