@misc{miscac9ac654,
title   = {Design and fabrication of two-dimensional hexagonal photonic crystals with a linear waveguide in erbium doped GeO2-Bi2O3-PbO-TiO2 glasses},
author = {Avila, L. F. and Almeida, J. M. P. and Gonçalves, M. S. and Valle, P. S. and Nalin, M. and Mendonça, Cleber Renato and Cescato, L.},
year = {2013},
doi = {10.1117/12.2018734},
publisher = {International Society for Optical Engineering - SPIE},
booktitle   = {Holography: Advances and Modern Trends}
}