@manual{73525,
  author = {A.P.M. Baede},
  title = {Documentation of the ECMWF spectral model},
  year = {1978},
  number = {19},
  pages = {157},
  month = {10/1978},
  publisher = {ECMWF},
  address = {Shinfield Park, Reading},
  language = {eng},
}