@article{81485,
      note = {Transmits information received from Argentina, El Salvador  and Mexico regarding certification of origin.},
      url = {http://digitallibrary.un.org/record/81485},
      title = {Generalized system of preferences : rules of origin : note  /},
      publisher = {UN,},
      recid = {81485},
      pages = {2, [2] p.},
      address = {Geneva :. 1985-02-05},
      year = {1985},
      month = {Feb},
}