@ARTICLE {20303,
author={C. Marques and P. Antunes and P. Mergo and D. J.  Webb and P.S André},
doi={10.1109/LPT.2017.2662219},
journal={IEEE Photonics Technology Letters},
title={Chirped Bragg gratings in PMMA step-index polymer optical fiber},
year={2017},
month={March},
volume={29},
number={6},
pages={500-503},
ISSN={1041-1135}
}