@Article{npg-12-481-2005,
AUTHOR = {Le Dimet, F. -X. and Shutyaev, V.},
TITLE = {On deterministic error analysis in variational data assimilation},
JOURNAL = {Nonlinear Processes  in Geophysics},
VOLUME = {12},
YEAR = {2005},
NUMBER = {4},
PAGES = {481--490},
URL = {http://www.nonlin-processes-geophys.net/12/481/2005/},
ISSN = {1023-5809}
}