@book{6995,
	author = {Bromberg, Robert and Gerlough, D. L.},
	title = {Applications of electronic techniques to traffic instrumentation /},
	publisher = {Institute of Transportation and Traffic Engineering, University of California,},
	year = {1948},
	series = {Reprint ;},
	address = {Berkeley, Calif. :},
	note = {Reprinted from Proceedings of the 28th Annual Meeting of the Highway Research Board, Dec. 1948}
}