Intrusions Into the Lower Stratospheric Arctic Vortex During the Winter of...

Plumb, R. A., D. Waugh, R. J. Atkinson, P. Newman, L. R. Lait, M. R. Schoeberl, E. Browell, A. J. Simmons, and M. Loewenstein (1994), Intrusions Into the Lower Stratospheric Arctic Vortex During the Winter of 1991-1992, J. Geophys. Res., 99.D1, 1089-1105.