@book{32873,
	author = {Greivenkamp, John, ed.},
	title = {Surface Characterization and Testing II},
	publisher = {SPIE},
	year = {1989},
	series = {Proceedings of SPIE; V. 1164},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/1164}
}