@article {127,
	title = {Convergence of Nonlinear Observers on $\mathbb{R}^n$ with a Riemannian Metric {(Part II)}},
	journal = {IEEE Transactions on Automatic Control},
	volume = {61},
	number = {10},
	year = {2016},
	month = {October},
	pages = {2848-2860},
	author = {R. G. Sanfelice and L. Praly}
}
