TY - ECHAP AU - Erik Andersson AU - J. Pailleux AU - Jean-Noël Thépaut AU - J. Eyre AU - A. McNally AU - G.A. Kelly AU - P. Courtier BT - Technical Proceedings 7th International TOVS Study Conference; Igls, Austria; 10-16 February 1993, Ed J. R. Eyre DA - 1993 LA - eng PB - ECMWF PY - 1993 SP - 11 EP - 25 T2 - Technical Proceedings 7th International TOVS Study Conference; Igls, Austria; 10-16 February 1993, Ed J. R. Eyre TI - Use of radiances in 3D/4D variational data assimilation ER -