@INPROCEEDINGS {8955,
author={J. M. M.  Santos and C. Marques and O. Abe and R.N.  Nogueira},
doi={},
booktitle={Symp. on Enabling Optical Networks - SEON},
title={Long Period Fiber Grating as EDFA Gain flattening},
year={2009},
month={June},
volume={-},
pages={1-2} 
}