@phdthesis{76669,
  author = {Jean-Noël Thépaut},
  title = {Assimilation of satellite data by 4D-Var at ECMWF},
  year = {1993},
  journal = {ECMWF/EUMETSAT Seminar on Developments in the Use of Satellite Data in Numerical Weather Prediction, 6-10 September 1993},
  pages = {249-286},
  month = {1993},
  publisher = {ECMWF},
  address = {Shinfield Park, Reading},
  language = {eng},
}