Stratospheric Constituent Trends from ER-2 Profile Data
Schoeberl, M. R., M. Proffitt, K. Kelly, L. R. Lait, P. Newman, J. E. Rosenfield, M. Loewenstein, J. Podolske, S. Strahan, and R. Chan (1990), Stratospheric Constituent Trends from ER-2 Profile Data, Geophys. Res. Lett., 17, 469-472.