@book{28941,
	author = {, ed.},
	title = {New Developments in Optical Instrumentation: A Problem Solving Tool in Highway and Traffic Engineering},
	publisher = {SPIE},
	year = {1973},
	series = {Proceedings of SPIE; V. 0037},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/0037}
}