@article {202,
	title = {Distributed Multi-Robot Patrol: A Scalable and Fault-Tolerant Framework},
	journal = {Robotics and Autonomous Systems},
	volume = {61},
	year = {2013},
	month = {Dec.},
	pages = {1572-1587},
	author = {Portugal, D. and Rocha, R.P.}
}
