@phdthesis{76523,
  author = {B. Strauss},
  title = {The global observing system},
  year = {1996},
  journal = {Seminar on Data Assimilation, 2-6 September 1996},
  pages = {7-30},
  month = {1996},
  publisher = {ECMWF},
  address = {Shinfield Park, Reading},
  language = {eng},
}