@phdthesis{73298,
  author = {Various Authors},
  title = {Working Group Reports},
  year = {1993},
  journal = {Fourth Workshop on Meteorological Operational Systems, 22-26 November 1993},
  month = {1993},
  publisher = {ECMWF},
  address = {Shinfield Park, Reading},
  language = {eng},
}