@book{25342,
	author = {, ed.},
	title = {Fiber Optics I},
	publisher = {SPIE},
	year = {1968},
	series = {Proceedings of SPIE; V. 0014},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/0014}
}