@ARTICLE{AUROUX-Cosme,
 author = {Cosme, E. and Verron, J. and Brasseur, P. and Blum, J. and Auroux, D.},
 title = {Smoothing problems in a Bayesian framework and their linear Gaussian solutions},
 journal = {Month. Weath. Rev.},
 year = {2012},
 volume = {140},
 number = {2},
 pages = {683--695},
}