@conference { GrIo02,
	title = {Global Hough Localization for Mobile Robots in Polygonal Environments},
	booktitle = {Proceedings of IEEE International Conference on Robotics and Automation (ICRA{\textquoteright}2002)},
	year = {2002},
	author = {G. Grisetti and L. Iocchi and D. Nardi}
}
