In situ observations of NOy, O3, and NOy/O3 ratio in the lower stratosphere

Fahey, D.W., S.G. Donnelly, E.R. Keim, R. Gao, R.C. Wamsley, L.A. Del Negro, E.L. Woodbridge, . Proffitt, K.H. Rosenlof, M.K.W. Ko, D. Weisenstein, C.J. Scott, C. Nevison, S. Solomon, and . Chan (1996), In situ observations of NOy, O3, and NOy/O3 ratio in the lower stratosphere, Geophys. Res. Lett., 23, 1653-1656.