@article{Selleri_68_3-2000,
author = "S. Selleri and M. Zoboli",
title = "Boundary conditions and use of symmetries in electromagnetic waveguide sparse matrix finite element method problems",
volume = "13",
number = "2-3",
pages = "147--154",
month = "march",
year = "2000",
journal = "International Journal of Numerical Modelling: Electronic Networks, Devices and Fields",
}