TY - JOUR A1 - Hooghiemstra, P. B. A1 - Krol, M. C. A1 - Meirink, J. F. A1 - Bergamaschi, P. A1 - van der Werf, G. R. A1 - Novelli, P. C. A1 - Aben, I. A1 - Röckmann, T. T1 - Optimizing global CO emission estimates using a four-dimensional variational data assimilation system and surface network observations JO - Atmos. Chem. Phys. J1 - ACP VL - 11 IS - 10 SP - 4705 EP - 4723 Y1 - 2011/05/20 PB - Copernicus Publications SN - 1680-7324 UR - https://acp.copernicus.org/articles/11/4705/2011/ L1 - https://acp.copernicus.org/articles/11/4705/2011/acp-11-4705-2011.pdf DO - 10.5194/acp-11-4705-2011 ER -