@phdthesis{76787,
  author = {S. Uppala},
  title = {ECMWF ReAnalysis 1957-2001, ERA-40},
  year = {2001},
  journal = {Workshop on Re-analysis, 5-9 November 2001},
  number = {3},
  pages = {1-10},
  month = {2001},
  publisher = {ECMWF},
  address = {Shinfield Park, Reading},
  language = {eng},
}