@article{STECK05_AO,
   author = "T. Steck and M. H{\"o}pfner and T. von Clarmann and U. Grabowski",
   title  = "Tomographic retrieval of atmospheric parameters from infrared limb 
             emission observations",
   journal= "Appl. Opt.",
   volume = "44",
   number = "16",
   pages  = "3291-3301",
   year   = "2005"   }