@article{184693,
      note = {"UNCTAD annual bulletin".},
      url = {http://digitallibrary.un.org/record/184693},
      title = {Tungsten statistics. 1993.},
      publisher = {UN,},
      recid = {184693},
      pages = {v, 71 p. :},
      address = {New York ;. 1994},
      year = {1994},
}