TY - JOUR A1 - Tang, J. A1 - Zhuang, Q. T1 - Technical Note: Propagating correlations in atmospheric inversions using different Kalman update smoothers JO - Atmos. Chem. Phys. J1 - ACP VL - 11 IS - 3 SP - 921 EP - 929 Y1 - 2011/02/02 PB - Copernicus Publications SN - 1680-7324 UR - http://www.atmos-chem-phys.net/11/921/2011/ L1 - http://www.atmos-chem-phys.net/11/921/2011/acp-11-921-2011.pdf DO - 10.5194/acp-11-921-2011 ER -