The variability of ClONO<sub>2</sub> and HNO<sub>3</sub> in the Arctic polar vortex: Comparison of Transall Michelson interferometer for passive atmospheric sounding measurements and three‐dimensional model resultsMartyn P. Chipperfield, P. Simon, C. E. Blom et al.|Journal of Geophysical Research Atmospheres|1995Cited by 33