TY - JOUR A1 - Errera, Q. A1 - Ménard, R. T1 - Technical Note: Spectral representation of spatial correlations in variational assimilation with grid point models and application to the belgian assimilation system for chemical observations (BASCOE) JO - Atmos. Chem. Phys. Discuss. J1 - ACPD VL - 2012 SP - 16763 EP - 16809 Y1 - 2012/07/06 PB - Copernicus Publications SN - 1680-7375 UR - https://acp.copernicus.org/preprints/12/16763/2012/ L1 - https://acp.copernicus.org/preprints/12/16763/2012/acpd-12-16763-2012.pdf DO - 10.5194/acpd-12-16763-2012 ER -