A test of our understanding of the ozone chemistry in the Arctic polar vortex based on in-situ measurements of ClO, BrO and O3, in the 1994/95 winter - Woyke, T.; Müller, Ruth; Stroh, F.; McKenna, D. S.; Engel, Anja; Maritan, J.; Rex, Markus; Carslaw, K. S. (1999)