In situ measurements of HNO3, NOy, NO, and O3 in the lower stratosphere and...
Neuman, J. A., R. Gao, D. Fahey, J. C. Holecek, B. Ridley, J. G. Walega, F. E. Grahek, E. Richard, C. T. McElroy, T. Thompson, J. W. Elkins, F. Moore, and E. Ray (2001), In situ measurements of HNO3, NOy, NO, and O3 in the lower stratosphere and upper troposphere, Atmos. Environ., 35, 5789-5797.