@book{33317,
	author = {Jones, R. Jason, ed.},
	title = {Time and Frequency Metrology},
	publisher = {SPIE},
	year = {2007},
	series = {Proceedings of SPIE; V. 6673},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/6673}
}