@INPROCEEDINGS{Naz13,
title={Design and Performance Analysis of an Indoor Position Tracking Technique for Smart Rollators},
booktitle={Proc. of 4th International Conference on Indoor Positioning and Navigation (IPIN)},
author={Nazemzadeh, P. and Fontanelli, D. and Macii, D. and Rizano, T. and Palopoli, L.},
year={2013},
pages={1-10},
address={Montb\'eliard, France},
}