@book{30154,
	author = {Sato, Ken-ichi, ed.},
	title = {Optical Transmission Systems and Equipment for WDM Networking IV},
	publisher = {SPIE},
	year = {2005},
	series = {Proceedings of SPIE; V. 6012},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/6012}
}