@article{248606,
      note = {Adopted by the Meeting of Experts on Noise at its 27th  session.},
      url = {http://digitallibrary.un.org/record/248606},
      title = {Proposal for draft supplement 2 to the 02 series of  amendments to regulation no. 51, Noise of M and N  categories of vehicles /},
      publisher = {UN,},
      recid = {248606},
      pages = {2 p.},
      address = {Geneva :. 1997-12-18},
      year = {1997},
      month = {Dec},
}