@phdthesis{75714,
  author = {P. Moll and Y. Durand and M-C Pierrard and Ph. Caille and P. Betout},
  title = {Current work at the French DMN: Kalman filter, variational analysis and satellite data impact study},
  year = {1988},
  journal = {Seminar on Data Assimilation and the Use of Satellite Data, 5-9 September 1988},
  volume = {I},
  pages = {267-314},
  month = {1988},
  publisher = {ECMWF},
  address = {Shinfield Park, Reading},
  language = {eng},
}