@INPROCEEDINGS {427,
author={O. Postolache and J. M. Dias Pereira and P.M. Girão},
doi={},
booktitle={IEEE Canadian Conf. on Electrical & Computer},
title={An Intelligent Turbidity and Temperature Sensing Unit for Water Quality Assesment},
year={2002},
month={May},
volume={1},
pages={494-499} 
}