@book{31100,
	author = {von Roedern, Bolko, ed.},
	title = {Photovoltaic Cell and Module Technologies},
	publisher = {SPIE},
	year = {2007},
	series = {Proceedings of SPIE; V. 6651},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/6651}
}