@article{STILLER05_JGR_HNO3,
   author = "G. P. Stiller and G. {Mengistu Tsidu} and T. von Clarmann and
             N. Glatthor and M. H{\"o}pfner and S. Kellmann and A. Linden
	     and R. Ruhnke and H. Fischer and M. L{\'o}pez-Puertas and
	     B. Funke and S. Gil-L{\'o}pez",
   title  = "An enhanced {HNO}$_3$ second maximum in the {A}ntarctic
             mid--winter upper stratosphere 2003",
   journal= "J. Geophys. Res.",
   volume = "110",
   number = "D20",
   eid    = "D20303",
   doi    = "10.1029/2005JD006011",
   year   = "2005"      }