@INPROCEEDINGS {28020,
author={F. Sequeira and D. Duarte and Rudnitskaya, A. Rudnitskaya and Gomes, M. T. S. R. S. R. Gomes and R.N.  Nogueira and L. Bilro},
doi={10.1117/12.2236941},
booktitle={European Workshop on Optical Fibre Sensors - EWOFS},
title={Ammonium sensing in aqueous solutions with plastic optical fiber modified by molecular imprinting},
year={2016},
month={May},
volume={9916},
pages={99161I-1-99161I-4} 
}