@manual{74621,
  author = {C. Girard and M. Jarraud},
  title = {Short and medium range forecast differences between a spectral and grid point model. An extensive quasi-operational comparison},
  year = {1982},
  number = {32},
  pages = {178},
  month = {08/1982},
  publisher = {ECMWF},
  address = {Shinfield Park, Reading},
  language = {eng},
}