TY - BOOK CN - NAS 1.55: CY - Washington, D.C. : CY - [Springfield, Va. : DA - 1983. ID - 180590 KW - Troposphere KW - Atmospheric chemistry N1 - Distributed to depository libraries in microfiche. N1 - Subject category 46. PB - National Aeronautics and Space Administration, Scientific and Technical Information Branch ; PB - For sale by the National Technical Information Service], PP - Washington, D.C. : PP - [Springfield, Va. : PY - 1983. T1 - Assessment of techniques for measuring tropospheric NxOy : proceedings of a workshop sponsored by the NASA Office of Space Science and Applications and NASA Langley Research Center and held in Palo Alto, California, August 16-20, 1982. TI - Assessment of techniques for measuring tropospheric NxOy : proceedings of a workshop sponsored by the NASA Office of Space Science and Applications and NASA Langley Research Center and held in Palo Alto, California, August 16-20, 1982. ER -