article{DAMIANI12_ACPD,
   author = "A. Damiani and B. Funke and D. R. Marsh and
             M. L{\'o}pez-Puertas and M. L. Santee and L. Froidevaux and
             S. Wang and C. H. Jackman and T. von Clarmann and
             A. Gardini and R. R. Cordero and M. Storini",
   title  = "Impact of January 2005 solar proton events on chlorine species",
   journal= "Atmos. Chem. Phys.",
   volume = "12",
   pages  = "4159-4179",
   year   = "2012"   }