@article{166114,
      url = {http://digitallibrary.un.org/record/166114},
      title = {Some considerations on data dictionaries, code sets and  code lists /},
      publisher = {UN,},
      recid = {166114},
      pages = {7 p.},
      address = {Geneva :. 1993-02-16},
      year = {1993},
      month = {Feb},
}