Post-Pinatubo Optical Depth Spectra vs. Latitude, and Vortex Structure:...
Russell, P. B., J. M. Livingston, R. Pueschel, J. A. Reagan, E. Browell, G. Toon, P. Newman, M. R. Schoeberl, L. R. Lait, L. Pfister, Q. Gao, and B. M. Herman (1993), Post-Pinatubo Optical Depth Spectra vs. Latitude, and Vortex Structure: Airborne Tracking Sunphotometer Measurements in AASE II, Geophys. Res. Lett., 20, 2571-2574.