@book{30672,
	author = {Shum, Perry Ping, ed.},
	title = {Passive Components and Fiber-based Devices VI},
	publisher = {SPIE},
	year = {2009},
	series = {Proceedings of SPIE; V. 7630},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/7630}
}