Ozone Loss Inside the Northern Polar Vortex During the 1991-1992 Winter
Proffitt, M., K. Aiken, J. Margitan, M. Loewenstein, J. Podolske, A. Weaver, R. Chan, H. Fast, and J. W. Elkins (1993), Ozone Loss Inside the Northern Polar Vortex During the 1991-1992 Winter, Science, 261, 1150-1154.