@book{25371,
	author = {McGeehin, Peter, ed.},
	title = {Fibre Optics '89},
	publisher = {SPIE},
	year = {1989},
	series = {Proceedings of SPIE; V. 1120},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/1120}
}