TY - CPAPER AU - H. Schyberg AU - F.T. Tveter BT - ECMWF/EUMETSAT Workshop on Use of ATOVS Data for NWP Assimilation, 2-5 November 1999 CY - Shinfield Park, Reading DA - 1999 LA - eng PB - ECMWF PP - Shinfield Park, Reading PY - 1999 SP - 71 EP - 78 T2 - ECMWF/EUMETSAT Workshop on Use of ATOVS Data for NWP Assimilation, 2-5 November 1999 T3 - ECMWF/EUMETSAT Workshop TI - A non-Gaussian approach to 1D-Var ER -