Jonsson, H.,
J. Wilson,
C. Brock, J. E. Dye, G. V. Ferry, and
R. Chan (1996), Evolution of the stratospheric aerosol in the northern hemisphere following the June 1991 volcanic eruption of Mt. Pinatubo: Role of tropospheric-stratospheric exchange and transport,
J. Geophys. Res., 101, 1553-1570.