@article {Peressi2013a,
	title = {Ab initio Studies of Structural and Electronic Properties},
	journal = {Characterization of Semiconductor Heterostructures and Nanostructures, 2nd Edition},
	year = {2013},
	pages = {21–73},
	doi = {10.1016/B978-0-444-59551-5.00002-9},
	author = {Peressi, Maria and Baldereschi, Alfonso}
}
