@article{LeLeMcSa2007,
	Author = {T. Lee and M. Leok and {N. H.} McClamroch and {A. K.} Sanyal},
	Journal = {Proc. American Control Conf.},
	Title = {Global Attitude Estimation using Single Direction Measurements},
	Year = {2007},
	Pages = {3659--3664},
	doi = {10.1109/ACC.2007.4282363},
}