@article{DOI_HOEPFNER04_JGR, author = "M. H{\"o}pfner and T. von Clarmann and H. Fischer and N. Glatthor and U. Grabowski and S. Kellmann and M. Kiefer and A. Linden and G. {Mengistu Tsidu} and M. Milz and T. Steck and G. P. Stiller and D.-Y. Wang and B. Funke", title = "First spaceborne observations of {A}ntarctic stratospheric {ClONO$_2$} recovery: Austral spring 2002", journal= "J. Geophys. Res.", volume = "109", number = "D11", doi = "10.1029/2004JD004609", eid = "D11308", year = "2004" }