@conference { IoPeTi07,
	title = {Building multi-level planar maps integrating LRF, stereo vision and IMU sensors},
	booktitle = {Proceedings of IEEE International Workshop on Safety, Security and Rescue Robotics (SSRR)},
	year = {2007},
	isbn = {978-1-4244-1569-4},
	author = {L. Iocchi and S. Pellegrini and G. D. Tipaldi}
}
@conference {IoPeTi07,
	title = {Building multi-level planar maps integrating LRF, stereo vision and IMU sensors},
	booktitle = {Proceedings of IEEE International Workshop on Safety, Security and Rescue Robotics (SSRR)},
	year = {2007},
	isbn = {978-1-4244-1569-4},
	author = {L. Iocchi and S. Pellegrini and G. D. Tipaldi}
}
