@inbook{74966,
  author = {L. Isaksen and S.R.M. Barros},
  editor = {G.R. Hoffmann and N. Kreitz},
  title = {IFS 4D-Variational analysis - overview and parallel strategy},
  year = {1994},
  journal = {Coming of Age. Proceedings of the 6th Workshop on the Use of Parallel Processors in Meteorology, ECMWF},
  pages = {337-351},
  month = {1994},
  publisher = {World Scientific},
  language = {eng},
}