@book{24535,
	author = {Chen, Ray, ed.},
	title = {Design and Manufacturing of WDM Devices},
	publisher = {SPIE},
	year = {1998},
	series = {Proceedings of SPIE; V. 3234},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/3234}
}