TY - JOUR A1 - Skachko, S. A1 - Errera, Q. A1 - Ménard, R. A1 - Christophe, Y. A1 - Chabrillat, S. T1 - Comparison of the ensemble Kalman filter and 4D-Var assimilation methods using a stratospheric tracer transport model JO - Geosci. Model Dev. J1 - GMD VL - 7 IS - 4 SP - 1451 EP - 1465 Y1 - 2014/07/16 PB - Copernicus Publications SN - 1991-9603 UR - https://gmd.copernicus.org/articles/7/1451/2014/ L1 - https://gmd.copernicus.org/articles/7/1451/2014/gmd-7-1451-2014.pdf DO - 10.5194/gmd-7-1451-2014 ER -