@article{Cucinotta_71_2-1999,
author = "A. Cucinotta and S. Selleri and L. Vincetti",
title = "Nonlinear Finite-Element Semivectorial Propagation Method for Three Dimensional Optical Waveguides",
volume = "11",
number = "2",
pages = "209--211",
month = "february",
year = "1999",
journal = "IEEE Photonics Technology Letters",
}