@conference { Zip07iav,
	title = {Cooperative Exploration for {USAR} Robots with Indirect Communication},
	booktitle = {6th IFAC Symposium on Intelligent Autonomous Vehicles (2007), Intelligent Autonomous Vehicles, Volume 6, Part 1},
	year = {2007},
	isbn = {978-3-902661-65-4},
	doi = {10.3182/20070903-3-FR-2921.00094},
	author = {V. A. Ziparo and A. Kleiner and L. Marchetti and A. Farinelli and D. Nardi}
}
