@article{94937,
      url = {http://digitallibrary.un.org/record/94937},
      title = {Periodic emission inspection of in-service passenger cars  equipped with catalytic converter : revision 1 /},
      publisher = {UN,},
      recid = {94937},
      pages = {2 p.},
      address = {Geneva :. 1986-04-04},
      year = {1986},
      month = {Apr},
}