@manual{76983,
  author = {L. Zambresky},
  title = {A verification study of the global WAM model December 1987 - November 1988},
  year = {1989},
  number = {63},
  pages = {86},
  month = {05/1989},
  publisher = {ECMWF},
  address = {Shinfield Park, Reading},
  language = {eng},
}