@article{242188,
      note = {"Annex 1: Informal draft of article 1 and other  proposals": p. 7-13.},
      url = {http://digitallibrary.un.org/record/242188},
      title = {Report of the 4th session : Economic Commission for  Europe, Executive Body for the Convention on Long-Range  Transboundary Air Pollution, Working Group on Nitrogen  Oxides.},
      publisher = {UN,},
      recid = {242188},
      pages = {16 p.},
      address = {Geneva :. 1989-02-16},
      year = {1989},
      month = {Feb},
}