@manual{74748,
  author = {J. Haseler},
  title = {An investigation of the impact at middle and high latitudes of tropical forecast errors},
  year = {1982},
  number = {31},
  pages = {42},
  month = {08/1982},
  publisher = {ECMWF},
  address = {Shinfield Park, Reading},
  language = {eng},
}