@INPROCEEDINGS {14113,
author={L. P. L. P. Perez and J. P. S. C. Costa and J. V. Gomes and M. Freire and P. R. M. I. Inácio },
doi={0},
booktitle={Conf. on Telecommunications  - ConfTele},
title={Strong Authentication with Quick Response Codes},
year={2013},
month={May},
volume={9},
pages={317-320} 
}