Shepherd, T. G.
Plummer, D. A.
Scinocca, J. F.
Hegglin, M. I.
Fioletov, V. E.
Reader, M. C.
Remsberg, E.
von Clarmann, T.
Wang, H. J.
Article History
Received: 24 September 2013
Accepted: 4 April 2014
First Online: 11 May 2014
Competing interests
: The authors declare no competing financial interests.