@article{StillerClarmannHoepfneretal.2008,
  author    = {Gabriele Stiller and Thomas von Clarmann and Michael H{\"o}pfner and Norbert Glatthor and Udo Grabowski and Sylvia Kellmann and Anne Kleinert and Andrea Linden and Mathias Milz and Thomas Reddmann and Tilman Steck and Herbert Fischer and Bernd Funke and Manuel L{\´o}pez-Puertas and Andreas Engel},
  title     = {Global distribution of mean age of stratospheric air from MIPAS SF6 measurements},
  journal   = {Atmospheric chemistry and physics},
  volume    = {8},
  number    = {3},
  pages     = {677 -- 695},
  doi       = {10.5194/acp-8-677-2008},
  url       = {http://www.atmos-chem-phys.net/8/677/2008},
  year      = {2008},
}