@article{182191,
      url = {http://digitallibrary.un.org/record/182191},
      title = {Proposal for further substantiation on heavy metals /},
      publisher = {UN,},
      recid = {182191},
      pages = {3 p. :},
      address = {Geneva :. 1995-02-16},
      year = {1995},
      month = {Feb},
}