@article{242192,
      url = {http://digitallibrary.un.org/record/242192},
      title = {Emission data for nitrogen oxides and hydrocarbons /},
      publisher = {UN,},
      recid = {242192},
      pages = {2 p. :},
      address = {Geneva :. 1987-02-10},
      year = {1987},
      month = {Feb},
}