title: IR long-path photometry: a remote sensing tool for automobile emissions.
authors: G A
authors: GA
authors: Bishop
authors: J R
authors: JR
authors: Starkey
authors: A
authors: A
authors: Ihlenfeldt
authors: W J
authors: WJ
authors: Williams
authors: D H
authors: DH
authors: Stedman
mesh_terms: D000393:Air Pollutants / Q000032:analysis*; D013055:Spectrophotometry, Infrared / Q000379:methods; D001335:Vehicle Emissions / Q000032:analysis*
chemical_list: D000393:Air Pollutants; D001335:Vehicle Emissions