@ARTICLE {6999,
author={L. Bilro and N. Alberto and J. L. Pinto and R.N.  Nogueira},
doi={10.3390/s120912184},
journal={Sensors},
title={Optical Sensors Based on Plastic Fibers - review paper},
year={2012},
month={September},
volume={12},
number={9},
pages={12184-12207},
ISSN={1424-3210}
}