@book{538136,
	author = {Singh, David J, and Nordstrom, Lars,},
	title = {Planewaves, pseudopotentials, and the LAPW method /},
	publisher = {Springer,},
	year = {2006},
	address = {New York, :},
	edition = {Second edition},
	url = {https://link.springer.com/10.1007/978-0-387-29684-5}
}