@book{26697,
	author = {Greiner, Christoph M., ed.},
	title = {Integrated Optics: Devices, Materials, and Technologies XII},
	publisher = {SPIE},
	year = {2008},
	series = {Proceedings of SPIE; V. 6896},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/6896}
}