@INPROCEEDINGS{Fon13,
title={Unicycle Steering by Brakes: a Passive Guidance Support for an Assistive Cart},
author={Fontanelli, Daniele and Giannitrapani, Antonello, and Palopoli, Luigi and Prattichizzo, Domenico},
booktitle={Decision and Control (cdc2013), 2013 Proc. of 53nd IEEE Conference on},
year={2013},
month={Dec.},
address={Firenze, Italy}
}