@Article{npg-12-363-2005,
AUTHOR = {Annan, J. D. and Lunt, D. J. and Hargreaves, J. C. and Valdes, P. J.},
TITLE = {Parameter estimation in an atmospheric GCM using the Ensemble Kalman Filter},
JOURNAL = {Nonlinear Processes  in Geophysics},
VOLUME = {12},
YEAR = {2005},
NUMBER = {3},
PAGES = {363--371},
URL = {http://www.nonlin-processes-geophys.net/12/363/2005/},
DOI = {10.5194/npg-12-363-2005}
}