@article {2019,
	title = {On the square distance function from a manifold with boundary},
	year = {2019},
	abstract = {<p>We characterize arbitrary codimensional smooth manifolds $\mathcal{M}$ with boundary embedded in $\mathbb{R}^n$ using the square distance function and the signed distance function from $\mathcal{M}$ and from its boundary. The results are localized in an open set.</p>},
	url = {http://cvgmt.sns.it/media/doc/paper/4260/manif_with_bound_dist.pdf},
	author = {Giovanni Bellettini and Alaa Elshorbagy}
}
