@article {Silvestrelli2014,
	title = {Including screening in van der Waals corrected density functional theory calculations: The case of atoms and small molecules physisorbed on graphene},
	journal = {Journal of Chemical Physics},
	volume = {140},
	number = {12},
	year = {2014},
	month = {mar},
	pages = {124107},
	doi = {10.1063/1.4869330},
	author = {Silvestrelli, Pier Luigi and Ambrosetti, Alberto}
}
