@inproceedings{NnAaaa,
	author="G. Michieletto and A. Cenedese",
	title="Formation Control for Fully Actuated Systems: a Quaternion-based Bearing Rigidity Approach",
	booktitle="European Control Conference (ECC 2019)",
	year="2019",
	note="DOI: 10.23919/ECC.2019.8795869"
}