@conference {1244,
	title = {Motion Planning for Two 3D-Dubins Vehicles with Distance Contraint},
	booktitle = {International Conference of Intelligent Robots and Systems - IROS 2012},
	year = {2012},
	month = {October 7 - 12},
	pages = {4702 - 4707 },
	address = {Vilamoura, Algarve, Portugal},
	keywords = {Robotics},
	author = {H. Marino and M. Bonizzato and R. Bartalucci and P Salaris and L. Pallottino}
}
